Home / 53,490.20-73,817.63-29,292.18

Finding the Fourth Proportional to 53,490.20, 73,817.63 and 29,292.18

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Solution

The fourth proportional to 53,490.20, 73,817.63 and 29,292.18 is: 40,423.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,490.20 : 73,817.63 = 29,292.18 : x
  2. Step 2: Convert to fraction form
    53,490.20/73,817.63 = 29,292.18/x
  3. Step 3: Cross multiply
    53,490.20x = 73,817.63 × 29,292.18
  4. Step 4: Simplify right side
    53,490.20x = 2,162,279,158.67
  5. Step 5: Solve for x
    x = 2,162,279,158.67/53,490.20
  6. Step 6: Final answer
    x = 40,423.84

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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.