Home / 43,416.55-59,857.40-31,306.90

Finding the Fourth Proportional to 43,416.55, 59,857.40 and 31,306.90

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Solution

The fourth proportional to 43,416.55, 59,857.40 and 31,306.90 is: 43,162.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,416.55 : 59,857.40 = 31,306.90 : x
  2. Step 2: Convert to fraction form
    43,416.55/59,857.40 = 31,306.90/x
  3. Step 3: Cross multiply
    43,416.55x = 59,857.40 × 31,306.90
  4. Step 4: Simplify right side
    43,416.55x = 1,873,949,636.06
  5. Step 5: Solve for x
    x = 1,873,949,636.06/43,416.55
  6. Step 6: Final answer
    x = 43,162.10

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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.