Home / 154,955.87-232,353.15-55,101.55

Finding the Fourth Proportional to 154,955.87, 232,353.15 and 55,101.55

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Solution

The fourth proportional to 154,955.87, 232,353.15 and 55,101.55 is: 82,623.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,955.87 : 232,353.15 = 55,101.55 : x
  2. Step 2: Convert to fraction form
    154,955.87/232,353.15 = 55,101.55/x
  3. Step 3: Cross multiply
    154,955.87x = 232,353.15 × 55,101.55
  4. Step 4: Simplify right side
    154,955.87x = 12,803,018,131.50
  5. Step 5: Solve for x
    x = 12,803,018,131.50/154,955.87
  6. Step 6: Final answer
    x = 82,623.64

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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.