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Finding the Fourth Proportional to 65,113.70, 97,864.95 and 56,560.10

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Solution

The fourth proportional to 65,113.70, 97,864.95 and 56,560.10 is: 85,009.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,113.70 : 97,864.95 = 56,560.10 : x
  2. Step 2: Convert to fraction form
    65,113.70/97,864.95 = 56,560.10/x
  3. Step 3: Cross multiply
    65,113.70x = 97,864.95 × 56,560.10
  4. Step 4: Simplify right side
    65,113.70x = 5,535,251,358.50
  5. Step 5: Solve for x
    x = 5,535,251,358.50/65,113.70
  6. Step 6: Final answer
    x = 85,009.01

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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.