Home / 81,407.04-112,343.91-45,596.27

Finding the Fourth Proportional to 81,407.04, 112,343.91 and 45,596.27

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Solution

The fourth proportional to 81,407.04, 112,343.91 and 45,596.27 is: 62,924.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,407.04 : 112,343.91 = 45,596.27 : x
  2. Step 2: Convert to fraction form
    81,407.04/112,343.91 = 45,596.27/x
  3. Step 3: Cross multiply
    81,407.04x = 112,343.91 × 45,596.27
  4. Step 4: Simplify right side
    81,407.04x = 5,122,462,691.50
  5. Step 5: Solve for x
    x = 5,122,462,691.50/81,407.04
  6. Step 6: Final answer
    x = 62,924.08

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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.