Home / 121,404.78-182,108.93-46,528.74

Finding the Fourth Proportional to 121,404.78, 182,108.93 and 46,528.74

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Solution

The fourth proportional to 121,404.78, 182,108.93 and 46,528.74 is: 69,793.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,404.78 : 182,108.93 = 46,528.74 : x
  2. Step 2: Convert to fraction form
    121,404.78/182,108.93 = 46,528.74/x
  3. Step 3: Cross multiply
    121,404.78x = 182,108.93 × 46,528.74
  4. Step 4: Simplify right side
    121,404.78x = 8,473,298,823.00
  5. Step 5: Solve for x
    x = 8,473,298,823.00/121,404.78
  6. Step 6: Final answer
    x = 69,793.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.