Home / 259,017.45-357,349.27-156,969.29

Finding the Fourth Proportional to 259,017.45, 357,349.27 and 156,969.29

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Solution

The fourth proportional to 259,017.45, 357,349.27 and 156,969.29 is: 216,560.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,017.45 : 357,349.27 = 156,969.29 : x
  2. Step 2: Convert to fraction form
    259,017.45/357,349.27 = 156,969.29/x
  3. Step 3: Cross multiply
    259,017.45x = 357,349.27 × 156,969.29
  4. Step 4: Simplify right side
    259,017.45x = 56,092,861,989.19
  5. Step 5: Solve for x
    x = 56,092,861,989.19/259,017.45
  6. Step 6: Final answer
    x = 216,560.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.