Home / 110,638.16-152,680.92-60,340.40

Finding the Fourth Proportional to 110,638.16, 152,680.92 and 60,340.40

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Solution

The fourth proportional to 110,638.16, 152,680.92 and 60,340.40 is: 83,269.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,638.16 : 152,680.92 = 60,340.40 : x
  2. Step 2: Convert to fraction form
    110,638.16/152,680.92 = 60,340.40/x
  3. Step 3: Cross multiply
    110,638.16x = 152,680.92 × 60,340.40
  4. Step 4: Simplify right side
    110,638.16x = 9,212,827,785.17
  5. Step 5: Solve for x
    x = 9,212,827,785.17/110,638.16
  6. Step 6: Final answer
    x = 83,269.89

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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.