Home / 92,400.04-127,512.04-52,113.72

Finding the Fourth Proportional to 92,400.04, 127,512.04 and 52,113.72

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Solution

The fourth proportional to 92,400.04, 127,512.04 and 52,113.72 is: 71,916.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,400.04 : 127,512.04 = 52,113.72 : x
  2. Step 2: Convert to fraction form
    92,400.04/127,512.04 = 52,113.72/x
  3. Step 3: Cross multiply
    92,400.04x = 127,512.04 × 52,113.72
  4. Step 4: Simplify right side
    92,400.04x = 6,645,126,749.19
  5. Step 5: Solve for x
    x = 6,645,126,749.19/92,400.04
  6. Step 6: Final answer
    x = 71,916.93

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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.