Home / 154,527.68-231,810.96-54,664.40

Finding the Fourth Proportional to 154,527.68, 231,810.96 and 54,664.40

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Solution

The fourth proportional to 154,527.68, 231,810.96 and 54,664.40 is: 82,003.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,527.68 : 231,810.96 = 54,664.40 : x
  2. Step 2: Convert to fraction form
    154,527.68/231,810.96 = 54,664.40/x
  3. Step 3: Cross multiply
    154,527.68x = 231,810.96 × 54,664.40
  4. Step 4: Simplify right side
    154,527.68x = 12,671,807,041.82
  5. Step 5: Solve for x
    x = 12,671,807,041.82/154,527.68
  6. Step 6: Final answer
    x = 82,003.48

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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.