Home / 157,589.28-236,422.80-52,409.16

Finding the Fourth Proportional to 157,589.28, 236,422.80 and 52,409.16

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Solution

The fourth proportional to 157,589.28, 236,422.80 and 52,409.16 is: 78,626.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,589.28 : 236,422.80 = 52,409.16 : x
  2. Step 2: Convert to fraction form
    157,589.28/236,422.80 = 52,409.16/x
  3. Step 3: Cross multiply
    157,589.28x = 236,422.80 × 52,409.16
  4. Step 4: Simplify right side
    157,589.28x = 12,390,720,352.85
  5. Step 5: Solve for x
    x = 12,390,720,352.85/157,589.28
  6. Step 6: Final answer
    x = 78,626.67

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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.