Home / 63,301.32-87,298.02-54,345.96

Finding the Fourth Proportional to 63,301.32, 87,298.02 and 54,345.96

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Solution

The fourth proportional to 63,301.32, 87,298.02 and 54,345.96 is: 74,947.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,301.32 : 87,298.02 = 54,345.96 : x
  2. Step 2: Convert to fraction form
    63,301.32/87,298.02 = 54,345.96/x
  3. Step 3: Cross multiply
    63,301.32x = 87,298.02 × 54,345.96
  4. Step 4: Simplify right side
    63,301.32x = 4,744,294,703.00
  5. Step 5: Solve for x
    x = 4,744,294,703.00/63,301.32
  6. Step 6: Final answer
    x = 74,947.80

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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.