Home / 110,085.24-151,964.10-74,323.68

Finding the Fourth Proportional to 110,085.24, 151,964.10 and 74,323.68

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Solution

The fourth proportional to 110,085.24, 151,964.10 and 74,323.68 is: 102,598.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,085.24 : 151,964.10 = 74,323.68 : x
  2. Step 2: Convert to fraction form
    110,085.24/151,964.10 = 74,323.68/x
  3. Step 3: Cross multiply
    110,085.24x = 151,964.10 × 74,323.68
  4. Step 4: Simplify right side
    110,085.24x = 11,294,531,139.89
  5. Step 5: Solve for x
    x = 11,294,531,139.89/110,085.24
  6. Step 6: Final answer
    x = 102,598.05

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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.