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Finding the Fourth Proportional to 134,165.40, 201,248.10 and 60,437.40

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Solution

The fourth proportional to 134,165.40, 201,248.10 and 60,437.40 is: 90,656.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,165.40 : 201,248.10 = 60,437.40 : x
  2. Step 2: Convert to fraction form
    134,165.40/201,248.10 = 60,437.40/x
  3. Step 3: Cross multiply
    134,165.40x = 201,248.10 × 60,437.40
  4. Step 4: Simplify right side
    134,165.40x = 12,162,911,918.94
  5. Step 5: Solve for x
    x = 12,162,911,918.94/134,165.40
  6. Step 6: Final answer
    x = 90,656.10

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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.