Home / 157,534.13-236,224.45-52,317.56

Finding the Fourth Proportional to 157,534.13, 236,224.45 and 52,317.56

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Solution

The fourth proportional to 157,534.13, 236,224.45 and 52,317.56 is: 78,450.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,534.13 : 236,224.45 = 52,317.56 : x
  2. Step 2: Convert to fraction form
    157,534.13/236,224.45 = 52,317.56/x
  3. Step 3: Cross multiply
    157,534.13x = 236,224.45 × 52,317.56
  4. Step 4: Simplify right side
    157,534.13x = 12,358,687,492.30
  5. Step 5: Solve for x
    x = 12,358,687,492.30/157,534.13
  6. Step 6: Final answer
    x = 78,450.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.