Home / 101,852.07-140,581.69-69,599.74

Finding the Fourth Proportional to 101,852.07, 140,581.69 and 69,599.74

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Solution

The fourth proportional to 101,852.07, 140,581.69 and 69,599.74 is: 96,065.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,852.07 : 140,581.69 = 69,599.74 : x
  2. Step 2: Convert to fraction form
    101,852.07/140,581.69 = 69,599.74/x
  3. Step 3: Cross multiply
    101,852.07x = 140,581.69 × 69,599.74
  4. Step 4: Simplify right side
    101,852.07x = 9,784,448,810.90
  5. Step 5: Solve for x
    x = 9,784,448,810.90/101,852.07
  6. Step 6: Final answer
    x = 96,065.30

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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.