Home / 112,254.10-154,937.27-64,535.19

Finding the Fourth Proportional to 112,254.10, 154,937.27 and 64,535.19

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Solution

The fourth proportional to 112,254.10, 154,937.27 and 64,535.19 is: 89,073.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,254.10 : 154,937.27 = 64,535.19 : x
  2. Step 2: Convert to fraction form
    112,254.10/154,937.27 = 64,535.19/x
  3. Step 3: Cross multiply
    112,254.10x = 154,937.27 × 64,535.19
  4. Step 4: Simplify right side
    112,254.10x = 9,998,906,157.53
  5. Step 5: Solve for x
    x = 9,998,906,157.53/112,254.10
  6. Step 6: Final answer
    x = 89,073.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.