Home / 125,074.13-172,602.57-67,714.05

Finding the Fourth Proportional to 125,074.13, 172,602.57 and 67,714.05

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Solution

The fourth proportional to 125,074.13, 172,602.57 and 67,714.05 is: 93,445.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,074.13 : 172,602.57 = 67,714.05 : x
  2. Step 2: Convert to fraction form
    125,074.13/172,602.57 = 67,714.05/x
  3. Step 3: Cross multiply
    125,074.13x = 172,602.57 × 67,714.05
  4. Step 4: Simplify right side
    125,074.13x = 11,687,619,055.11
  5. Step 5: Solve for x
    x = 11,687,619,055.11/125,074.13
  6. Step 6: Final answer
    x = 93,445.54

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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.