Home / 61,480.08-84,835.56-34,621.92

Finding the Fourth Proportional to 61,480.08, 84,835.56 and 34,621.92

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Solution

The fourth proportional to 61,480.08, 84,835.56 and 34,621.92 is: 47,774.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,480.08 : 84,835.56 = 34,621.92 : x
  2. Step 2: Convert to fraction form
    61,480.08/84,835.56 = 34,621.92/x
  3. Step 3: Cross multiply
    61,480.08x = 84,835.56 × 34,621.92
  4. Step 4: Simplify right side
    61,480.08x = 2,937,169,971.48
  5. Step 5: Solve for x
    x = 2,937,169,971.48/61,480.08
  6. Step 6: Final answer
    x = 47,774.34

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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.