Home / 102,433.47-153,641.99-34,959.74

Finding the Fourth Proportional to 102,433.47, 153,641.99 and 34,959.74

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Solution

The fourth proportional to 102,433.47, 153,641.99 and 34,959.74 is: 52,436.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,433.47 : 153,641.99 = 34,959.74 : x
  2. Step 2: Convert to fraction form
    102,433.47/153,641.99 = 34,959.74/x
  3. Step 3: Cross multiply
    102,433.47x = 153,641.99 × 34,959.74
  4. Step 4: Simplify right side
    102,433.47x = 5,371,283,080.47
  5. Step 5: Solve for x
    x = 5,371,283,080.47/102,433.47
  6. Step 6: Final answer
    x = 52,436.80

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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.