Home / 76,823.61-106,023.55-46,616.59

Finding the Fourth Proportional to 76,823.61, 106,023.55 and 46,616.59

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Solution

The fourth proportional to 76,823.61, 106,023.55 and 46,616.59 is: 64,335.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,823.61 : 106,023.55 = 46,616.59 : x
  2. Step 2: Convert to fraction form
    76,823.61/106,023.55 = 46,616.59/x
  3. Step 3: Cross multiply
    76,823.61x = 106,023.55 × 46,616.59
  4. Step 4: Simplify right side
    76,823.61x = 4,942,455,597.49
  5. Step 5: Solve for x
    x = 4,942,455,597.49/76,823.61
  6. Step 6: Final answer
    x = 64,335.11

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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.