Home / 247,432.40-341,456.64-134,255.12

Finding the Fourth Proportional to 247,432.40, 341,456.64 and 134,255.12

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Solution

The fourth proportional to 247,432.40, 341,456.64 and 134,255.12 is: 185,272.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,432.40 : 341,456.64 = 134,255.12 : x
  2. Step 2: Convert to fraction form
    247,432.40/341,456.64 = 134,255.12/x
  3. Step 3: Cross multiply
    247,432.40x = 341,456.64 × 134,255.12
  4. Step 4: Simplify right side
    247,432.40x = 45,842,302,178.00
  5. Step 5: Solve for x
    x = 45,842,302,178.00/247,432.40
  6. Step 6: Final answer
    x = 185,272.03

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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.