Home / 71,329,541.82-106,966,395.67-25,253,607.12

Finding the Fourth Proportional to 71,329,541.82, 106,966,395.67 and 25,253,607.12

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Solution

The fourth proportional to 71,329,541.82, 106,966,395.67 and 25,253,607.12 is: 37,870,526.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,329,541.82 : 106,966,395.67 = 25,253,607.12 : x
  2. Step 2: Convert to fraction form
    71,329,541.82/106,966,395.67 = 25,253,607.12/x
  3. Step 3: Cross multiply
    71,329,541.82x = 106,966,395.67 × 25,253,607.12
  4. Step 4: Simplify right side
    71,329,541.82x = 2,701,287,331,292,649.50
  5. Step 5: Solve for x
    x = 2,701,287,331,292,649.50/71,329,541.82
  6. Step 6: Final answer
    x = 37,870,526.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.