Home / 171,038.20-256,557.30-144,466.15

Finding the Fourth Proportional to 171,038.20, 256,557.30 and 144,466.15

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Solution

The fourth proportional to 171,038.20, 256,557.30 and 144,466.15 is: 216,699.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,038.20 : 256,557.30 = 144,466.15 : x
  2. Step 2: Convert to fraction form
    171,038.20/256,557.30 = 144,466.15/x
  3. Step 3: Cross multiply
    171,038.20x = 256,557.30 × 144,466.15
  4. Step 4: Simplify right side
    171,038.20x = 37,063,845,385.40
  5. Step 5: Solve for x
    x = 37,063,845,385.40/171,038.20
  6. Step 6: Final answer
    x = 216,699.23

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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.