Home / 68,886.55-95,066.59-38,259.76

Finding the Fourth Proportional to 68,886.55, 95,066.59 and 38,259.76

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Solution

The fourth proportional to 68,886.55, 95,066.59 and 38,259.76 is: 52,800.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,886.55 : 95,066.59 = 38,259.76 : x
  2. Step 2: Convert to fraction form
    68,886.55/95,066.59 = 38,259.76/x
  3. Step 3: Cross multiply
    68,886.55x = 95,066.59 × 38,259.76
  4. Step 4: Simplify right side
    68,886.55x = 3,637,224,917.42
  5. Step 5: Solve for x
    x = 3,637,224,917.42/68,886.55
  6. Step 6: Final answer
    x = 52,800.22

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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.