Home / 124,714.54-172,099.65-68,114.98

Finding the Fourth Proportional to 124,714.54, 172,099.65 and 68,114.98

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Solution

The fourth proportional to 124,714.54, 172,099.65 and 68,114.98 is: 93,995.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,714.54 : 172,099.65 = 68,114.98 : x
  2. Step 2: Convert to fraction form
    124,714.54/172,099.65 = 68,114.98/x
  3. Step 3: Cross multiply
    124,714.54x = 172,099.65 × 68,114.98
  4. Step 4: Simplify right side
    124,714.54x = 11,722,564,217.76
  5. Step 5: Solve for x
    x = 11,722,564,217.76/124,714.54
  6. Step 6: Final answer
    x = 93,995.17

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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.