Home / 107,110.96-147,807.72-59,371.52

Finding the Fourth Proportional to 107,110.96, 147,807.72 and 59,371.52

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Solution

The fourth proportional to 107,110.96, 147,807.72 and 59,371.52 is: 81,929.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,110.96 : 147,807.72 = 59,371.52 : x
  2. Step 2: Convert to fraction form
    107,110.96/147,807.72 = 59,371.52/x
  3. Step 3: Cross multiply
    107,110.96x = 147,807.72 × 59,371.52
  4. Step 4: Simplify right side
    107,110.96x = 8,775,569,004.13
  5. Step 5: Solve for x
    x = 8,775,569,004.13/107,110.96
  6. Step 6: Final answer
    x = 81,929.70

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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.