Home / 125,352.56-172,998.36-71,627.16

Finding the Fourth Proportional to 125,352.56, 172,998.36 and 71,627.16

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Solution

The fourth proportional to 125,352.56, 172,998.36 and 71,627.16 is: 98,852.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,352.56 : 172,998.36 = 71,627.16 : x
  2. Step 2: Convert to fraction form
    125,352.56/172,998.36 = 71,627.16/x
  3. Step 3: Cross multiply
    125,352.56x = 172,998.36 × 71,627.16
  4. Step 4: Simplify right side
    125,352.56x = 12,391,381,211.46
  5. Step 5: Solve for x
    x = 12,391,381,211.46/125,352.56
  6. Step 6: Final answer
    x = 98,852.24

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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.