Home / 127,433.58-175,862.85-70,077.27

Finding the Fourth Proportional to 127,433.58, 175,862.85 and 70,077.27

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Solution

The fourth proportional to 127,433.58, 175,862.85 and 70,077.27 is: 96,709.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,433.58 : 175,862.85 = 70,077.27 : x
  2. Step 2: Convert to fraction form
    127,433.58/175,862.85 = 70,077.27/x
  3. Step 3: Cross multiply
    127,433.58x = 175,862.85 × 70,077.27
  4. Step 4: Simplify right side
    127,433.58x = 12,323,988,422.42
  5. Step 5: Solve for x
    x = 12,323,988,422.42/127,433.58
  6. Step 6: Final answer
    x = 96,709.11

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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.