Home / 42,360.89-63,441.14-36,783.92

Finding the Fourth Proportional to 42,360.89, 63,441.14 and 36,783.92

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Solution

The fourth proportional to 42,360.89, 63,441.14 and 36,783.92 is: 55,088.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,360.89 : 63,441.14 = 36,783.92 : x
  2. Step 2: Convert to fraction form
    42,360.89/63,441.14 = 36,783.92/x
  3. Step 3: Cross multiply
    42,360.89x = 63,441.14 × 36,783.92
  4. Step 4: Simplify right side
    42,360.89x = 2,333,613,818.47
  5. Step 5: Solve for x
    x = 2,333,613,818.47/42,360.89
  6. Step 6: Final answer
    x = 55,088.88

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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.