Home / 147,083.22-202,728.15-112,616.10

Finding the Fourth Proportional to 147,083.22, 202,728.15 and 112,616.10

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Solution

The fourth proportional to 147,083.22, 202,728.15 and 112,616.10 is: 155,221.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,083.22 : 202,728.15 = 112,616.10 : x
  2. Step 2: Convert to fraction form
    147,083.22/202,728.15 = 112,616.10/x
  3. Step 3: Cross multiply
    147,083.22x = 202,728.15 × 112,616.10
  4. Step 4: Simplify right side
    147,083.22x = 22,830,453,613.22
  5. Step 5: Solve for x
    x = 22,830,453,613.22/147,083.22
  6. Step 6: Final answer
    x = 155,221.33

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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.