Home / 113,103.56-156,089.94-62,802.92

Finding the Fourth Proportional to 113,103.56, 156,089.94 and 62,802.92

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Solution

The fourth proportional to 113,103.56, 156,089.94 and 62,802.92 is: 86,671.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,103.56 : 156,089.94 = 62,802.92 : x
  2. Step 2: Convert to fraction form
    113,103.56/156,089.94 = 62,802.92/x
  3. Step 3: Cross multiply
    113,103.56x = 156,089.94 × 62,802.92
  4. Step 4: Simplify right side
    113,103.56x = 9,802,904,014.62
  5. Step 5: Solve for x
    x = 9,802,904,014.62/113,103.56
  6. Step 6: Final answer
    x = 86,671.93

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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.