Home / 76,521.60-105,607.98-44,700.84

Finding the Fourth Proportional to 76,521.60, 105,607.98 and 44,700.84

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Solution

The fourth proportional to 76,521.60, 105,607.98 and 44,700.84 is: 61,691.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,521.60 : 105,607.98 = 44,700.84 : x
  2. Step 2: Convert to fraction form
    76,521.60/105,607.98 = 44,700.84/x
  3. Step 3: Cross multiply
    76,521.60x = 105,607.98 × 44,700.84
  4. Step 4: Simplify right side
    76,521.60x = 4,720,765,416.70
  5. Step 5: Solve for x
    x = 4,720,765,416.70/76,521.60
  6. Step 6: Final answer
    x = 61,691.93

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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.