Home / 235,321.50-353,127.13-93,142.58

Finding the Fourth Proportional to 235,321.50, 353,127.13 and 93,142.58

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Solution

The fourth proportional to 235,321.50, 353,127.13 and 93,142.58 is: 139,771.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,321.50 : 353,127.13 = 93,142.58 : x
  2. Step 2: Convert to fraction form
    235,321.50/353,127.13 = 93,142.58/x
  3. Step 3: Cross multiply
    235,321.50x = 353,127.13 × 93,142.58
  4. Step 4: Simplify right side
    235,321.50x = 32,891,169,957.70
  5. Step 5: Solve for x
    x = 32,891,169,957.70/235,321.50
  6. Step 6: Final answer
    x = 139,771.20

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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.