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Finding the Fourth Proportional to 173,598.72, 260,417.28 and 55,228.56

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Solution

The fourth proportional to 173,598.72, 260,417.28 and 55,228.56 is: 82,848.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,598.72 : 260,417.28 = 55,228.56 : x
  2. Step 2: Convert to fraction form
    173,598.72/260,417.28 = 55,228.56/x
  3. Step 3: Cross multiply
    173,598.72x = 260,417.28 × 55,228.56
  4. Step 4: Simplify right side
    173,598.72x = 14,382,471,373.52
  5. Step 5: Solve for x
    x = 14,382,471,373.52/173,598.72
  6. Step 6: Final answer
    x = 82,848.95

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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.