Home / 158,368.42-237,789.83-137,087.20

Finding the Fourth Proportional to 158,368.42, 237,789.83 and 137,087.20

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Solution

The fourth proportional to 158,368.42, 237,789.83 and 137,087.20 is: 205,836.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,368.42 : 237,789.83 = 137,087.20 : x
  2. Step 2: Convert to fraction form
    158,368.42/237,789.83 = 137,087.20/x
  3. Step 3: Cross multiply
    158,368.42x = 237,789.83 × 137,087.20
  4. Step 4: Simplify right side
    158,368.42x = 32,597,941,983.18
  5. Step 5: Solve for x
    x = 32,597,941,983.18/158,368.42
  6. Step 6: Final answer
    x = 205,836.13

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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.