Home / 158,085.93-218,166.57-93,592.20

Finding the Fourth Proportional to 158,085.93, 218,166.57 and 93,592.20

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Solution

The fourth proportional to 158,085.93, 218,166.57 and 93,592.20 is: 129,161.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,085.93 : 218,166.57 = 93,592.20 : x
  2. Step 2: Convert to fraction form
    158,085.93/218,166.57 = 93,592.20/x
  3. Step 3: Cross multiply
    158,085.93x = 218,166.57 × 93,592.20
  4. Step 4: Simplify right side
    158,085.93x = 20,418,689,252.75
  5. Step 5: Solve for x
    x = 20,418,689,252.75/158,085.93
  6. Step 6: Final answer
    x = 129,161.96

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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.