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Finding the Fourth Proportional to 170,459.24, 255,688.72 and 45,800.24

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Solution

The fourth proportional to 170,459.24, 255,688.72 and 45,800.24 is: 68,700.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,459.24 : 255,688.72 = 45,800.24 : x
  2. Step 2: Convert to fraction form
    170,459.24/255,688.72 = 45,800.24/x
  3. Step 3: Cross multiply
    170,459.24x = 255,688.72 × 45,800.24
  4. Step 4: Simplify right side
    170,459.24x = 11,710,603,348.35
  5. Step 5: Solve for x
    x = 11,710,603,348.35/170,459.24
  6. Step 6: Final answer
    x = 68,700.32

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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.