Home / 61,829.52-85,323.60-34,971.12

Finding the Fourth Proportional to 61,829.52, 85,323.60 and 34,971.12

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Solution

The fourth proportional to 61,829.52, 85,323.60 and 34,971.12 is: 48,259.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,829.52 : 85,323.60 = 34,971.12 : x
  2. Step 2: Convert to fraction form
    61,829.52/85,323.60 = 34,971.12/x
  3. Step 3: Cross multiply
    61,829.52x = 85,323.60 × 34,971.12
  4. Step 4: Simplify right side
    61,829.52x = 2,983,861,854.43
  5. Step 5: Solve for x
    x = 2,983,861,854.43/61,829.52
  6. Step 6: Final answer
    x = 48,259.50

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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.