Home / 151,045.40-226,373.70-91,818.20

Finding the Fourth Proportional to 151,045.40, 226,373.70 and 91,818.20

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Solution

The fourth proportional to 151,045.40, 226,373.70 and 91,818.20 is: 137,609.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,045.40 : 226,373.70 = 91,818.20 : x
  2. Step 2: Convert to fraction form
    151,045.40/226,373.70 = 91,818.20/x
  3. Step 3: Cross multiply
    151,045.40x = 226,373.70 × 91,818.20
  4. Step 4: Simplify right side
    151,045.40x = 20,785,225,661.34
  5. Step 5: Solve for x
    x = 20,785,225,661.34/151,045.40
  6. Step 6: Final answer
    x = 137,609.13

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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.