Home / 63,685.04-87,862.95-38,199.66

Finding the Fourth Proportional to 63,685.04, 87,862.95 and 38,199.66

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Solution

The fourth proportional to 63,685.04, 87,862.95 and 38,199.66 is: 52,702.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,685.04 : 87,862.95 = 38,199.66 : x
  2. Step 2: Convert to fraction form
    63,685.04/87,862.95 = 38,199.66/x
  3. Step 3: Cross multiply
    63,685.04x = 87,862.95 × 38,199.66
  4. Step 4: Simplify right side
    63,685.04x = 3,356,334,816.60
  5. Step 5: Solve for x
    x = 3,356,334,816.60/63,685.04
  6. Step 6: Final answer
    x = 52,702.09

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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.