Home / 53,423.85-80,111.18-30,050.29

Finding the Fourth Proportional to 53,423.85, 80,111.18 and 30,050.29

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Solution

The fourth proportional to 53,423.85, 80,111.18 and 30,050.29 is: 45,061.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,423.85 : 80,111.18 = 30,050.29 : x
  2. Step 2: Convert to fraction form
    53,423.85/80,111.18 = 30,050.29/x
  3. Step 3: Cross multiply
    53,423.85x = 80,111.18 × 30,050.29
  4. Step 4: Simplify right side
    53,423.85x = 2,407,364,197.47
  5. Step 5: Solve for x
    x = 2,407,364,197.47/53,423.85
  6. Step 6: Final answer
    x = 45,061.60

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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.