Home / 109,575.04-163,569.88-96,289.04

Finding the Fourth Proportional to 109,575.04, 163,569.88 and 96,289.04

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Solution

The fourth proportional to 109,575.04, 163,569.88 and 96,289.04 is: 143,736.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,575.04 : 163,569.88 = 96,289.04 : x
  2. Step 2: Convert to fraction form
    109,575.04/163,569.88 = 96,289.04/x
  3. Step 3: Cross multiply
    109,575.04x = 163,569.88 × 96,289.04
  4. Step 4: Simplify right side
    109,575.04x = 15,749,986,718.12
  5. Step 5: Solve for x
    x = 15,749,986,718.12/109,575.04
  6. Step 6: Final answer
    x = 143,736.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.