Home / 61,688.75-85,130.52-33,394.46

Finding the Fourth Proportional to 61,688.75, 85,130.52 and 33,394.46

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Solution

The fourth proportional to 61,688.75, 85,130.52 and 33,394.46 is: 46,084.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,688.75 : 85,130.52 = 33,394.46 : x
  2. Step 2: Convert to fraction form
    61,688.75/85,130.52 = 33,394.46/x
  3. Step 3: Cross multiply
    61,688.75x = 85,130.52 × 33,394.46
  4. Step 4: Simplify right side
    61,688.75x = 2,842,887,744.92
  5. Step 5: Solve for x
    x = 2,842,887,744.92/61,688.75
  6. Step 6: Final answer
    x = 46,084.38

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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.