Home / 51,123.24-70,549.98-29,898.12

Finding the Fourth Proportional to 51,123.24, 70,549.98 and 29,898.12

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Solution

The fourth proportional to 51,123.24, 70,549.98 and 29,898.12 is: 41,259.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,123.24 : 70,549.98 = 29,898.12 : x
  2. Step 2: Convert to fraction form
    51,123.24/70,549.98 = 29,898.12/x
  3. Step 3: Cross multiply
    51,123.24x = 70,549.98 × 29,898.12
  4. Step 4: Simplify right side
    51,123.24x = 2,109,311,768.04
  5. Step 5: Solve for x
    x = 2,109,311,768.04/51,123.24
  6. Step 6: Final answer
    x = 41,259.35

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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.