Home / 76,252.14-105,232.13-42,259.91

Finding the Fourth Proportional to 76,252.14, 105,232.13 and 42,259.91

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Solution

The fourth proportional to 76,252.14, 105,232.13 and 42,259.91 is: 58,320.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,252.14 : 105,232.13 = 42,259.91 : x
  2. Step 2: Convert to fraction form
    76,252.14/105,232.13 = 42,259.91/x
  3. Step 3: Cross multiply
    76,252.14x = 105,232.13 × 42,259.91
  4. Step 4: Simplify right side
    76,252.14x = 4,447,099,763.92
  5. Step 5: Solve for x
    x = 4,447,099,763.92/76,252.14
  6. Step 6: Final answer
    x = 58,320.98

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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.