Home / 154,191.02-212,791.73-93,751.65

Finding the Fourth Proportional to 154,191.02, 212,791.73 and 93,751.65

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Solution

The fourth proportional to 154,191.02, 212,791.73 and 93,751.65 is: 129,382.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,191.02 : 212,791.73 = 93,751.65 : x
  2. Step 2: Convert to fraction form
    154,191.02/212,791.73 = 93,751.65/x
  3. Step 3: Cross multiply
    154,191.02x = 212,791.73 × 93,751.65
  4. Step 4: Simplify right side
    154,191.02x = 19,949,575,325.10
  5. Step 5: Solve for x
    x = 19,949,575,325.10/154,191.02
  6. Step 6: Final answer
    x = 129,382.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.