Home / 192,445.20-288,667.80-59,313.60

Finding the Fourth Proportional to 192,445.20, 288,667.80 and 59,313.60

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Solution

The fourth proportional to 192,445.20, 288,667.80 and 59,313.60 is: 88,970.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,445.20 : 288,667.80 = 59,313.60 : x
  2. Step 2: Convert to fraction form
    192,445.20/288,667.80 = 59,313.60/x
  3. Step 3: Cross multiply
    192,445.20x = 288,667.80 × 59,313.60
  4. Step 4: Simplify right side
    192,445.20x = 17,121,926,422.08
  5. Step 5: Solve for x
    x = 17,121,926,422.08/192,445.20
  6. Step 6: Final answer
    x = 88,970.40

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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.