Home / 93,608.47-129,176.80-53,327.98

Finding the Fourth Proportional to 93,608.47, 129,176.80 and 53,327.98

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Solution

The fourth proportional to 93,608.47, 129,176.80 and 53,327.98 is: 73,590.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,608.47 : 129,176.80 = 53,327.98 : x
  2. Step 2: Convert to fraction form
    93,608.47/129,176.80 = 53,327.98/x
  3. Step 3: Cross multiply
    93,608.47x = 129,176.80 × 53,327.98
  4. Step 4: Simplify right side
    93,608.47x = 6,888,737,806.86
  5. Step 5: Solve for x
    x = 6,888,737,806.86/93,608.47
  6. Step 6: Final answer
    x = 73,590.97

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1.5x scale

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.