Home / 292,641.40-403,824.18-171,787.60

Finding the Fourth Proportional to 292,641.40, 403,824.18 and 171,787.60

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Solution

The fourth proportional to 292,641.40, 403,824.18 and 171,787.60 is: 237,054.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,641.40 : 403,824.18 = 171,787.60 : x
  2. Step 2: Convert to fraction form
    292,641.40/403,824.18 = 171,787.60/x
  3. Step 3: Cross multiply
    292,641.40x = 403,824.18 × 171,787.60
  4. Step 4: Simplify right side
    292,641.40x = 69,371,986,704.17
  5. Step 5: Solve for x
    x = 69,371,986,704.17/292,641.40
  6. Step 6: Final answer
    x = 237,054.59

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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.