Home / 98,613.36-136,152.05-58,340.02

Finding the Fourth Proportional to 98,613.36, 136,152.05 and 58,340.02

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Solution

The fourth proportional to 98,613.36, 136,152.05 and 58,340.02 is: 80,548.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,613.36 : 136,152.05 = 58,340.02 : x
  2. Step 2: Convert to fraction form
    98,613.36/136,152.05 = 58,340.02/x
  3. Step 3: Cross multiply
    98,613.36x = 136,152.05 × 58,340.02
  4. Step 4: Simplify right side
    98,613.36x = 7,943,113,320.04
  5. Step 5: Solve for x
    x = 7,943,113,320.04/98,613.36
  6. Step 6: Final answer
    x = 80,548.04

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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.