Home / 122,411.40-168,987.57-95,123.16

Finding the Fourth Proportional to 122,411.40, 168,987.57 and 95,123.16

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Solution

The fourth proportional to 122,411.40, 168,987.57 and 95,123.16 is: 131,316.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,411.40 : 168,987.57 = 95,123.16 : x
  2. Step 2: Convert to fraction form
    122,411.40/168,987.57 = 95,123.16/x
  3. Step 3: Cross multiply
    122,411.40x = 168,987.57 × 95,123.16
  4. Step 4: Simplify right side
    122,411.40x = 16,074,631,659.12
  5. Step 5: Solve for x
    x = 16,074,631,659.12/122,411.40
  6. Step 6: Final answer
    x = 131,316.46

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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.