Home / 154,984.80-232,477.20-49,814.40

Finding the Fourth Proportional to 154,984.80, 232,477.20 and 49,814.40

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Solution

The fourth proportional to 154,984.80, 232,477.20 and 49,814.40 is: 74,721.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,984.80 : 232,477.20 = 49,814.40 : x
  2. Step 2: Convert to fraction form
    154,984.80/232,477.20 = 49,814.40/x
  3. Step 3: Cross multiply
    154,984.80x = 232,477.20 × 49,814.40
  4. Step 4: Simplify right side
    154,984.80x = 11,580,712,231.68
  5. Step 5: Solve for x
    x = 11,580,712,231.68/154,984.80
  6. Step 6: Final answer
    x = 74,721.60

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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.