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Finding the Fourth Proportional to 154,797.75, 232,207.56 and 61,303.50

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Solution

The fourth proportional to 154,797.75, 232,207.56 and 61,303.50 is: 91,959.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,797.75 : 232,207.56 = 61,303.50 : x
  2. Step 2: Convert to fraction form
    154,797.75/232,207.56 = 61,303.50/x
  3. Step 3: Cross multiply
    154,797.75x = 232,207.56 × 61,303.50
  4. Step 4: Simplify right side
    154,797.75x = 14,235,136,154.46
  5. Step 5: Solve for x
    x = 14,235,136,154.46/154,797.75
  6. Step 6: Final answer
    x = 91,959.58

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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.