Home / 97,005.60-133,868.84-54,563.76

Finding the Fourth Proportional to 97,005.60, 133,868.84 and 54,563.76

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Solution

The fourth proportional to 97,005.60, 133,868.84 and 54,563.76 is: 75,298.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,005.60 : 133,868.84 = 54,563.76 : x
  2. Step 2: Convert to fraction form
    97,005.60/133,868.84 = 54,563.76/x
  3. Step 3: Cross multiply
    97,005.60x = 133,868.84 × 54,563.76
  4. Step 4: Simplify right side
    97,005.60x = 7,304,386,984.42
  5. Step 5: Solve for x
    x = 7,304,386,984.42/97,005.60
  6. Step 6: Final answer
    x = 75,298.61

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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.