Home / 173,897.30-260,894.55-85,153.70

Finding the Fourth Proportional to 173,897.30, 260,894.55 and 85,153.70

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Solution

The fourth proportional to 173,897.30, 260,894.55 and 85,153.70 is: 127,754.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,897.30 : 260,894.55 = 85,153.70 : x
  2. Step 2: Convert to fraction form
    173,897.30/260,894.55 = 85,153.70/x
  3. Step 3: Cross multiply
    173,897.30x = 260,894.55 × 85,153.70
  4. Step 4: Simplify right side
    173,897.30x = 22,216,136,242.34
  5. Step 5: Solve for x
    x = 22,216,136,242.34/173,897.30
  6. Step 6: Final answer
    x = 127,754.35

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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.