Home / 158,117.70-237,176.55-99,020.10

Finding the Fourth Proportional to 158,117.70, 237,176.55 and 99,020.10

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Solution

The fourth proportional to 158,117.70, 237,176.55 and 99,020.10 is: 148,530.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,117.70 : 237,176.55 = 99,020.10 : x
  2. Step 2: Convert to fraction form
    158,117.70/237,176.55 = 99,020.10/x
  3. Step 3: Cross multiply
    158,117.70x = 237,176.55 × 99,020.10
  4. Step 4: Simplify right side
    158,117.70x = 23,485,245,698.66
  5. Step 5: Solve for x
    x = 23,485,245,698.66/158,117.70
  6. Step 6: Final answer
    x = 148,530.15

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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.