Home / 180,136.17-248,585.49-99,565.11

Finding the Fourth Proportional to 180,136.17, 248,585.49 and 99,565.11

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Solution

The fourth proportional to 180,136.17, 248,585.49 and 99,565.11 is: 137,398.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,136.17 : 248,585.49 = 99,565.11 : x
  2. Step 2: Convert to fraction form
    180,136.17/248,585.49 = 99,565.11/x
  3. Step 3: Cross multiply
    180,136.17x = 248,585.49 × 99,565.11
  4. Step 4: Simplify right side
    180,136.17x = 24,750,441,656.25
  5. Step 5: Solve for x
    x = 24,750,441,656.25/180,136.17
  6. Step 6: Final answer
    x = 137,398.51

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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.