Home / 98,926.85-136,525.74-55,891.41

Finding the Fourth Proportional to 98,926.85, 136,525.74 and 55,891.41

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Solution

The fourth proportional to 98,926.85, 136,525.74 and 55,891.41 is: 77,133.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,926.85 : 136,525.74 = 55,891.41 : x
  2. Step 2: Convert to fraction form
    98,926.85/136,525.74 = 55,891.41/x
  3. Step 3: Cross multiply
    98,926.85x = 136,525.74 × 55,891.41
  4. Step 4: Simplify right side
    98,926.85x = 7,630,616,109.89
  5. Step 5: Solve for x
    x = 7,630,616,109.89/98,926.85
  6. Step 6: Final answer
    x = 77,133.93

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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.