Home / 83,237,724.40-124,772,605.80-37,832,105.20

Finding the Fourth Proportional to 83,237,724.40, 124,772,605.80 and 37,832,105.20

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Solution

The fourth proportional to 83,237,724.40, 124,772,605.80 and 37,832,105.20 is: 56,709,987.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,237,724.40 : 124,772,605.80 = 37,832,105.20 : x
  2. Step 2: Convert to fraction form
    83,237,724.40/124,772,605.80 = 37,832,105.20/x
  3. Step 3: Cross multiply
    83,237,724.40x = 124,772,605.80 × 37,832,105.20
  4. Step 4: Simplify right side
    83,237,724.40x = 4,720,410,348,703,730
  5. Step 5: Solve for x
    x = 4,720,410,348,703,730/83,237,724.40
  6. Step 6: Final answer
    x = 56,709,987.96

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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.