Home / 110,808.25-152,862.02-72,550.94

Finding the Fourth Proportional to 110,808.25, 152,862.02 and 72,550.94

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Solution

The fourth proportional to 110,808.25, 152,862.02 and 72,550.94 is: 100,085.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,808.25 : 152,862.02 = 72,550.94 : x
  2. Step 2: Convert to fraction form
    110,808.25/152,862.02 = 72,550.94/x
  3. Step 3: Cross multiply
    110,808.25x = 152,862.02 × 72,550.94
  4. Step 4: Simplify right side
    110,808.25x = 11,090,282,386.30
  5. Step 5: Solve for x
    x = 11,090,282,386.30/110,808.25
  6. Step 6: Final answer
    x = 100,085.35

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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.