Home / 114,825.70-172,259.20-47,320.14

Finding the Fourth Proportional to 114,825.70, 172,259.20 and 47,320.14

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Solution

The fourth proportional to 114,825.70, 172,259.20 and 47,320.14 is: 70,988.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,825.70 : 172,259.20 = 47,320.14 : x
  2. Step 2: Convert to fraction form
    114,825.70/172,259.20 = 47,320.14/x
  3. Step 3: Cross multiply
    114,825.70x = 172,259.20 × 47,320.14
  4. Step 4: Simplify right side
    114,825.70x = 8,151,329,223.69
  5. Step 5: Solve for x
    x = 8,151,329,223.69/114,825.70
  6. Step 6: Final answer
    x = 70,988.72

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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.