Home / 107,877.02-148,875.32-60,130.71

Finding the Fourth Proportional to 107,877.02, 148,875.32 and 60,130.71

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Solution

The fourth proportional to 107,877.02, 148,875.32 and 60,130.71 is: 82,983.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,877.02 : 148,875.32 = 60,130.71 : x
  2. Step 2: Convert to fraction form
    107,877.02/148,875.32 = 60,130.71/x
  3. Step 3: Cross multiply
    107,877.02x = 148,875.32 × 60,130.71
  4. Step 4: Simplify right side
    107,877.02x = 8,951,978,843.40
  5. Step 5: Solve for x
    x = 8,951,978,843.40/107,877.02
  6. Step 6: Final answer
    x = 82,983.19

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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.