Home / 112,366.40-168,549.60-101,998.40

Finding the Fourth Proportional to 112,366.40, 168,549.60 and 101,998.40

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Solution

The fourth proportional to 112,366.40, 168,549.60 and 101,998.40 is: 152,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,366.40 : 168,549.60 = 101,998.40 : x
  2. Step 2: Convert to fraction form
    112,366.40/168,549.60 = 101,998.40/x
  3. Step 3: Cross multiply
    112,366.40x = 168,549.60 × 101,998.40
  4. Step 4: Simplify right side
    112,366.40x = 17,191,789,520.64
  5. Step 5: Solve for x
    x = 17,191,789,520.64/112,366.40
  6. Step 6: Final answer
    x = 152,997.60

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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.