Home / 157,352.10-217,146.87-93,692.58

Finding the Fourth Proportional to 157,352.10, 217,146.87 and 93,692.58

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Solution

The fourth proportional to 157,352.10, 217,146.87 and 93,692.58 is: 129,296.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,352.10 : 217,146.87 = 93,692.58 : x
  2. Step 2: Convert to fraction form
    157,352.10/217,146.87 = 93,692.58/x
  3. Step 3: Cross multiply
    157,352.10x = 217,146.87 × 93,692.58
  4. Step 4: Simplify right side
    157,352.10x = 20,345,050,489.22
  5. Step 5: Solve for x
    x = 20,345,050,489.22/157,352.10
  6. Step 6: Final answer
    x = 129,296.34

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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.