Home / 113,708.32-170,667.53-57,587.87

Finding the Fourth Proportional to 113,708.32, 170,667.53 and 57,587.87

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Solution

The fourth proportional to 113,708.32, 170,667.53 and 57,587.87 is: 86,435.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,708.32 : 170,667.53 = 57,587.87 : x
  2. Step 2: Convert to fraction form
    113,708.32/170,667.53 = 57,587.87/x
  3. Step 3: Cross multiply
    113,708.32x = 170,667.53 × 57,587.87
  4. Step 4: Simplify right side
    113,708.32x = 9,828,379,885.55
  5. Step 5: Solve for x
    x = 9,828,379,885.55/113,708.32
  6. Step 6: Final answer
    x = 86,435.01

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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.