Home / 140,309.46-193,479.72-92,501.64

Finding the Fourth Proportional to 140,309.46, 193,479.72 and 92,501.64

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Solution

The fourth proportional to 140,309.46, 193,479.72 and 92,501.64 is: 127,555.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,309.46 : 193,479.72 = 92,501.64 : x
  2. Step 2: Convert to fraction form
    140,309.46/193,479.72 = 92,501.64/x
  3. Step 3: Cross multiply
    140,309.46x = 193,479.72 × 92,501.64
  4. Step 4: Simplify right side
    140,309.46x = 17,897,191,406.74
  5. Step 5: Solve for x
    x = 17,897,191,406.74/140,309.46
  6. Step 6: Final answer
    x = 127,555.13

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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.