Home / 124,442.28-171,726.66-70,733.16

Finding the Fourth Proportional to 124,442.28, 171,726.66 and 70,733.16

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Solution

The fourth proportional to 124,442.28, 171,726.66 and 70,733.16 is: 97,609.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,442.28 : 171,726.66 = 70,733.16 : x
  2. Step 2: Convert to fraction form
    124,442.28/171,726.66 = 70,733.16/x
  3. Step 3: Cross multiply
    124,442.28x = 171,726.66 × 70,733.16
  4. Step 4: Simplify right side
    124,442.28x = 12,146,769,318.05
  5. Step 5: Solve for x
    x = 12,146,769,318.05/124,442.28
  6. Step 6: Final answer
    x = 97,609.67

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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.