Home / 124,861.32-172,307.52-68,273.10

Finding the Fourth Proportional to 124,861.32, 172,307.52 and 68,273.10

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Solution

The fourth proportional to 124,861.32, 172,307.52 and 68,273.10 is: 94,216.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,861.32 : 172,307.52 = 68,273.10 : x
  2. Step 2: Convert to fraction form
    124,861.32/172,307.52 = 68,273.10/x
  3. Step 3: Cross multiply
    124,861.32x = 172,307.52 × 68,273.10
  4. Step 4: Simplify right side
    124,861.32x = 11,763,968,543.71
  5. Step 5: Solve for x
    x = 11,763,968,543.71/124,861.32
  6. Step 6: Final answer
    x = 94,216.28

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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.