Home / 154,210.04-231,284.07-54,374.30

Finding the Fourth Proportional to 154,210.04, 231,284.07 and 54,374.30

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Solution

The fourth proportional to 154,210.04, 231,284.07 and 54,374.30 is: 81,550.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,210.04 : 231,284.07 = 54,374.30 : x
  2. Step 2: Convert to fraction form
    154,210.04/231,284.07 = 54,374.30/x
  3. Step 3: Cross multiply
    154,210.04x = 231,284.07 × 54,374.30
  4. Step 4: Simplify right side
    154,210.04x = 12,575,908,250.98
  5. Step 5: Solve for x
    x = 12,575,908,250.98/154,210.04
  6. Step 6: Final answer
    x = 81,550.52

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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.