Home / 242,000.16-333,911.04-141,378.72

Finding the Fourth Proportional to 242,000.16, 333,911.04 and 141,378.72

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Solution

The fourth proportional to 242,000.16, 333,911.04 and 141,378.72 is: 195,073.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,000.16 : 333,911.04 = 141,378.72 : x
  2. Step 2: Convert to fraction form
    242,000.16/333,911.04 = 141,378.72/x
  3. Step 3: Cross multiply
    242,000.16x = 333,911.04 × 141,378.72
  4. Step 4: Simplify right side
    242,000.16x = 47,207,915,429.07
  5. Step 5: Solve for x
    x = 47,207,915,429.07/242,000.16
  6. Step 6: Final answer
    x = 195,073.90

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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.