Home / 170,380.53-235,126.76-93,902.40

Finding the Fourth Proportional to 170,380.53, 235,126.76 and 93,902.40

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Solution

The fourth proportional to 170,380.53, 235,126.76 and 93,902.40 is: 129,586.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,380.53 : 235,126.76 = 93,902.40 : x
  2. Step 2: Convert to fraction form
    170,380.53/235,126.76 = 93,902.40/x
  3. Step 3: Cross multiply
    170,380.53x = 235,126.76 × 93,902.40
  4. Step 4: Simplify right side
    170,380.53x = 22,078,967,068.22
  5. Step 5: Solve for x
    x = 22,078,967,068.22/170,380.53
  6. Step 6: Final answer
    x = 129,586.21

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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.