Home / 98,927.10-136,526.10-55,891.65

Finding the Fourth Proportional to 98,927.10, 136,526.10 and 55,891.65

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Solution

The fourth proportional to 98,927.10, 136,526.10 and 55,891.65 is: 77,134.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,927.10 : 136,526.10 = 55,891.65 : x
  2. Step 2: Convert to fraction form
    98,927.10/136,526.10 = 55,891.65/x
  3. Step 3: Cross multiply
    98,927.10x = 136,526.10 × 55,891.65
  4. Step 4: Simplify right side
    98,927.10x = 7,630,668,997.07
  5. Step 5: Solve for x
    x = 7,630,668,997.07/98,927.10
  6. Step 6: Final answer
    x = 77,134.26

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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.