Home / 53,312.38-73,570.68-29,440.67

Finding the Fourth Proportional to 53,312.38, 73,570.68 and 29,440.67

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Solution

The fourth proportional to 53,312.38, 73,570.68 and 29,440.67 is: 40,627.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,312.38 : 73,570.68 = 29,440.67 : x
  2. Step 2: Convert to fraction form
    53,312.38/73,570.68 = 29,440.67/x
  3. Step 3: Cross multiply
    53,312.38x = 73,570.68 × 29,440.67
  4. Step 4: Simplify right side
    53,312.38x = 2,165,969,743.70
  5. Step 5: Solve for x
    x = 2,165,969,743.70/53,312.38
  6. Step 6: Final answer
    x = 40,627.90

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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.