Home / 223,213.17-334,884.53-81,056.13

Finding the Fourth Proportional to 223,213.17, 334,884.53 and 81,056.13

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Solution

The fourth proportional to 223,213.17, 334,884.53 and 81,056.13 is: 121,607.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,213.17 : 334,884.53 = 81,056.13 : x
  2. Step 2: Convert to fraction form
    223,213.17/334,884.53 = 81,056.13/x
  3. Step 3: Cross multiply
    223,213.17x = 334,884.53 × 81,056.13
  4. Step 4: Simplify right side
    223,213.17x = 27,144,443,998.67
  5. Step 5: Solve for x
    x = 27,144,443,998.67/223,213.17
  6. Step 6: Final answer
    x = 121,607.72

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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.