Home / 140,520.91-193,925.96-83,193.13

Finding the Fourth Proportional to 140,520.91, 193,925.96 and 83,193.13

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Solution

The fourth proportional to 140,520.91, 193,925.96 and 83,193.13 is: 114,810.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,520.91 : 193,925.96 = 83,193.13 : x
  2. Step 2: Convert to fraction form
    140,520.91/193,925.96 = 83,193.13/x
  3. Step 3: Cross multiply
    140,520.91x = 193,925.96 × 83,193.13
  4. Step 4: Simplify right side
    140,520.91x = 16,133,307,184.69
  5. Step 5: Solve for x
    x = 16,133,307,184.69/140,520.91
  6. Step 6: Final answer
    x = 114,810.72

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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.