Home / 53,758.80-74,191.63-29,887.70

Finding the Fourth Proportional to 53,758.80, 74,191.63 and 29,887.70

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Solution

The fourth proportional to 53,758.80, 74,191.63 and 29,887.70 is: 41,247.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,758.80 : 74,191.63 = 29,887.70 : x
  2. Step 2: Convert to fraction form
    53,758.80/74,191.63 = 29,887.70/x
  3. Step 3: Cross multiply
    53,758.80x = 74,191.63 × 29,887.70
  4. Step 4: Simplify right side
    53,758.80x = 2,217,416,808.99
  5. Step 5: Solve for x
    x = 2,217,416,808.99/53,758.80
  6. Step 6: Final answer
    x = 41,247.51

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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.