Home / 61,714.24-85,199.54-38,767.99

Finding the Fourth Proportional to 61,714.24, 85,199.54 and 38,767.99

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Solution

The fourth proportional to 61,714.24, 85,199.54 and 38,767.99 is: 53,521.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,714.24 : 85,199.54 = 38,767.99 : x
  2. Step 2: Convert to fraction form
    61,714.24/85,199.54 = 38,767.99/x
  3. Step 3: Cross multiply
    61,714.24x = 85,199.54 × 38,767.99
  4. Step 4: Simplify right side
    61,714.24x = 3,303,015,098.07
  5. Step 5: Solve for x
    x = 3,303,015,098.07/61,714.24
  6. Step 6: Final answer
    x = 53,521.12

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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.