Home / 102,580.31-141,584.45-60,152.51

Finding the Fourth Proportional to 102,580.31, 141,584.45 and 60,152.51

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Solution

The fourth proportional to 102,580.31, 141,584.45 and 60,152.51 is: 83,024.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,580.31 : 141,584.45 = 60,152.51 : x
  2. Step 2: Convert to fraction form
    102,580.31/141,584.45 = 60,152.51/x
  3. Step 3: Cross multiply
    102,580.31x = 141,584.45 × 60,152.51
  4. Step 4: Simplify right side
    102,580.31x = 8,516,660,548.81
  5. Step 5: Solve for x
    x = 8,516,660,548.81/102,580.31
  6. Step 6: Final answer
    x = 83,024.32

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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.