Home / 91,534,111.86-126,281,474.64-51,832,528.86

Finding the Fourth Proportional to 91,534,111.86, 126,281,474.64 and 51,832,528.86

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Solution

The fourth proportional to 91,534,111.86, 126,281,474.64 and 51,832,528.86 is: 71,508,730.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,534,111.86 : 126,281,474.64 = 51,832,528.86 : x
  2. Step 2: Convert to fraction form
    91,534,111.86/126,281,474.64 = 51,832,528.86/x
  3. Step 3: Cross multiply
    91,534,111.86x = 126,281,474.64 × 51,832,528.86
  4. Step 4: Simplify right side
    91,534,111.86x = 6,545,488,178,761,158
  5. Step 5: Solve for x
    x = 6,545,488,178,761,158/91,534,111.86
  6. Step 6: Final answer
    x = 71,508,730.96

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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.