Home / 254,951.50-382,435.35-77,460.06

Finding the Fourth Proportional to 254,951.50, 382,435.35 and 77,460.06

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Solution

The fourth proportional to 254,951.50, 382,435.35 and 77,460.06 is: 116,192.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,951.50 : 382,435.35 = 77,460.06 : x
  2. Step 2: Convert to fraction form
    254,951.50/382,435.35 = 77,460.06/x
  3. Step 3: Cross multiply
    254,951.50x = 382,435.35 × 77,460.06
  4. Step 4: Simplify right side
    254,951.50x = 29,623,465,157.12
  5. Step 5: Solve for x
    x = 29,623,465,157.12/254,951.50
  6. Step 6: Final answer
    x = 116,192.55

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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.