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Finding the Fourth Proportional to 153,617.88, 229,119.94 and 150,959.46

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Solution

The fourth proportional to 153,617.88, 229,119.94 and 150,959.46 is: 225,154.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,617.88 : 229,119.94 = 150,959.46 : x
  2. Step 2: Convert to fraction form
    153,617.88/229,119.94 = 150,959.46/x
  3. Step 3: Cross multiply
    153,617.88x = 229,119.94 × 150,959.46
  4. Step 4: Simplify right side
    153,617.88x = 34,587,822,417.63
  5. Step 5: Solve for x
    x = 34,587,822,417.63/153,617.88
  6. Step 6: Final answer
    x = 225,154.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.