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Finding the Fourth Proportional to 59,512.80, 89,269.20 and 17,954.40

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Solution

The fourth proportional to 59,512.80, 89,269.20 and 17,954.40 is: 26,931.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,512.80 : 89,269.20 = 17,954.40 : x
  2. Step 2: Convert to fraction form
    59,512.80/89,269.20 = 17,954.40/x
  3. Step 3: Cross multiply
    59,512.80x = 89,269.20 × 17,954.40
  4. Step 4: Simplify right side
    59,512.80x = 1,602,774,924.48
  5. Step 5: Solve for x
    x = 1,602,774,924.48/59,512.80
  6. Step 6: Final answer
    x = 26,931.60

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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.