Home / 243,232.13-335,774.10-141,237.72

Finding the Fourth Proportional to 243,232.13, 335,774.10 and 141,237.72

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Solution

The fourth proportional to 243,232.13, 335,774.10 and 141,237.72 is: 194,974.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,232.13 : 335,774.10 = 141,237.72 : x
  2. Step 2: Convert to fraction form
    243,232.13/335,774.10 = 141,237.72/x
  3. Step 3: Cross multiply
    243,232.13x = 335,774.10 × 141,237.72
  4. Step 4: Simplify right side
    243,232.13x = 47,423,968,319.05
  5. Step 5: Solve for x
    x = 47,423,968,319.05/243,232.13
  6. Step 6: Final answer
    x = 194,974.12

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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.