Home / 42,590,101.20-63,885,151.80-25,541,998.80

Finding the Fourth Proportional to 42,590,101.20, 63,885,151.80 and 25,541,998.80

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Solution

The fourth proportional to 42,590,101.20, 63,885,151.80 and 25,541,998.80 is: 38,312,998.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,590,101.20 : 63,885,151.80 = 25,541,998.80 : x
  2. Step 2: Convert to fraction form
    42,590,101.20/63,885,151.80 = 25,541,998.80/x
  3. Step 3: Cross multiply
    42,590,101.20x = 63,885,151.80 × 25,541,998.80
  4. Step 4: Simplify right side
    42,590,101.20x = 1,631,754,470,613,417.75
  5. Step 5: Solve for x
    x = 1,631,754,470,613,417.75/42,590,101.20
  6. Step 6: Final answer
    x = 38,312,998.20

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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.