Home / 175,456.39-263,157.11-57,126.93

Finding the Fourth Proportional to 175,456.39, 263,157.11 and 57,126.93

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Solution

The fourth proportional to 175,456.39, 263,157.11 and 57,126.93 is: 85,681.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,456.39 : 263,157.11 = 57,126.93 : x
  2. Step 2: Convert to fraction form
    175,456.39/263,157.11 = 57,126.93/x
  3. Step 3: Cross multiply
    175,456.39x = 263,157.11 × 57,126.93
  4. Step 4: Simplify right side
    175,456.39x = 15,033,357,516.34
  5. Step 5: Solve for x
    x = 15,033,357,516.34/175,456.39
  6. Step 6: Final answer
    x = 85,681.45

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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.