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Finding the Fourth Proportional to 161,507.88, 242,656.02 and 152,555.76

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Solution

The fourth proportional to 161,507.88, 242,656.02 and 152,555.76 is: 229,205.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,507.88 : 242,656.02 = 152,555.76 : x
  2. Step 2: Convert to fraction form
    161,507.88/242,656.02 = 152,555.76/x
  3. Step 3: Cross multiply
    161,507.88x = 242,656.02 × 152,555.76
  4. Step 4: Simplify right side
    161,507.88x = 37,018,573,549.68
  5. Step 5: Solve for x
    x = 37,018,573,549.68/161,507.88
  6. Step 6: Final answer
    x = 229,205.99

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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.