Home / 77,931.60-107,546.76-44,396.88

Finding the Fourth Proportional to 77,931.60, 107,546.76 and 44,396.88

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Solution

The fourth proportional to 77,931.60, 107,546.76 and 44,396.88 is: 61,268.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,931.60 : 107,546.76 = 44,396.88 : x
  2. Step 2: Convert to fraction form
    77,931.60/107,546.76 = 44,396.88/x
  3. Step 3: Cross multiply
    77,931.60x = 107,546.76 × 44,396.88
  4. Step 4: Simplify right side
    77,931.60x = 4,774,740,598.11
  5. Step 5: Solve for x
    x = 4,774,740,598.11/77,931.60
  6. Step 6: Final answer
    x = 61,268.35

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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.