Home / 334,427.10-501,640.65-156,952.05

Finding the Fourth Proportional to 334,427.10, 501,640.65 and 156,952.05

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Solution

The fourth proportional to 334,427.10, 501,640.65 and 156,952.05 is: 235,428.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,427.10 : 501,640.65 = 156,952.05 : x
  2. Step 2: Convert to fraction form
    334,427.10/501,640.65 = 156,952.05/x
  3. Step 3: Cross multiply
    334,427.10x = 501,640.65 × 156,952.05
  4. Step 4: Simplify right side
    334,427.10x = 78,733,528,380.83
  5. Step 5: Solve for x
    x = 78,733,528,380.83/334,427.10
  6. Step 6: Final answer
    x = 235,428.08

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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.