Home / 208,266.55-287,407.85-112,773.24

Finding the Fourth Proportional to 208,266.55, 287,407.85 and 112,773.24

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Solution

The fourth proportional to 208,266.55, 287,407.85 and 112,773.24 is: 155,627.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,266.55 : 287,407.85 = 112,773.24 : x
  2. Step 2: Convert to fraction form
    208,266.55/287,407.85 = 112,773.24/x
  3. Step 3: Cross multiply
    208,266.55x = 287,407.85 × 112,773.24
  4. Step 4: Simplify right side
    208,266.55x = 32,411,914,892.48
  5. Step 5: Solve for x
    x = 32,411,914,892.48/208,266.55
  6. Step 6: Final answer
    x = 155,627.08

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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.