Home / 63,565.23-87,720.80-35,273.55

Finding the Fourth Proportional to 63,565.23, 87,720.80 and 35,273.55

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Solution

The fourth proportional to 63,565.23, 87,720.80 and 35,273.55 is: 48,677.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,565.23 : 87,720.80 = 35,273.55 : x
  2. Step 2: Convert to fraction form
    63,565.23/87,720.80 = 35,273.55/x
  3. Step 3: Cross multiply
    63,565.23x = 87,720.80 × 35,273.55
  4. Step 4: Simplify right side
    63,565.23x = 3,094,223,848.47
  5. Step 5: Solve for x
    x = 3,094,223,848.47/63,565.23
  6. Step 6: Final answer
    x = 48,677.93

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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.