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Finding the Fourth Proportional to 153,655.32, 230,463.54 and 60,226.68

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Solution

The fourth proportional to 153,655.32, 230,463.54 and 60,226.68 is: 90,332.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,655.32 : 230,463.54 = 60,226.68 : x
  2. Step 2: Convert to fraction form
    153,655.32/230,463.54 = 60,226.68/x
  3. Step 3: Cross multiply
    153,655.32x = 230,463.54 × 60,226.68
  4. Step 4: Simplify right side
    153,655.32x = 13,880,053,875.25
  5. Step 5: Solve for x
    x = 13,880,053,875.25/153,655.32
  6. Step 6: Final answer
    x = 90,332.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.