Home / 107,776.28-148,731.48-62,463.08

Finding the Fourth Proportional to 107,776.28, 148,731.48 and 62,463.08

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Solution

The fourth proportional to 107,776.28, 148,731.48 and 62,463.08 is: 86,199.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,776.28 : 148,731.48 = 62,463.08 : x
  2. Step 2: Convert to fraction form
    107,776.28/148,731.48 = 62,463.08/x
  3. Step 3: Cross multiply
    107,776.28x = 148,731.48 × 62,463.08
  4. Step 4: Simplify right side
    107,776.28x = 9,290,226,333.76
  5. Step 5: Solve for x
    x = 9,290,226,333.76/107,776.28
  6. Step 6: Final answer
    x = 86,199.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.