Home / 167,931.65-231,500.85-127,575.36

Finding the Fourth Proportional to 167,931.65, 231,500.85 and 127,575.36

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Solution

The fourth proportional to 167,931.65, 231,500.85 and 127,575.36 is: 175,868.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,931.65 : 231,500.85 = 127,575.36 : x
  2. Step 2: Convert to fraction form
    167,931.65/231,500.85 = 127,575.36/x
  3. Step 3: Cross multiply
    167,931.65x = 231,500.85 × 127,575.36
  4. Step 4: Simplify right side
    167,931.65x = 29,533,804,279.06
  5. Step 5: Solve for x
    x = 29,533,804,279.06/167,931.65
  6. Step 6: Final answer
    x = 175,868.01

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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.