Home / 194,631.60-291,925.80-54,404.40

Finding the Fourth Proportional to 194,631.60, 291,925.80 and 54,404.40

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Solution

The fourth proportional to 194,631.60, 291,925.80 and 54,404.40 is: 81,600.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,631.60 : 291,925.80 = 54,404.40 : x
  2. Step 2: Convert to fraction form
    194,631.60/291,925.80 = 54,404.40/x
  3. Step 3: Cross multiply
    194,631.60x = 291,925.80 × 54,404.40
  4. Step 4: Simplify right side
    194,631.60x = 15,882,047,993.52
  5. Step 5: Solve for x
    x = 15,882,047,993.52/194,631.60
  6. Step 6: Final answer
    x = 81,600.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.