Home / 76,333.74-105,337.71-42,797.58

Finding the Fourth Proportional to 76,333.74, 105,337.71 and 42,797.58

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Solution

The fourth proportional to 76,333.74, 105,337.71 and 42,797.58 is: 59,059.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,333.74 : 105,337.71 = 42,797.58 : x
  2. Step 2: Convert to fraction form
    76,333.74/105,337.71 = 42,797.58/x
  3. Step 3: Cross multiply
    76,333.74x = 105,337.71 × 42,797.58
  4. Step 4: Simplify right side
    76,333.74x = 4,508,199,070.74
  5. Step 5: Solve for x
    x = 4,508,199,070.74/76,333.74
  6. Step 6: Final answer
    x = 59,059.06

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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.