Home / 109,083.75-163,585.13-37,988.15

Finding the Fourth Proportional to 109,083.75, 163,585.13 and 37,988.15

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Solution

The fourth proportional to 109,083.75, 163,585.13 and 37,988.15 is: 56,968.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,083.75 : 163,585.13 = 37,988.15 : x
  2. Step 2: Convert to fraction form
    109,083.75/163,585.13 = 37,988.15/x
  3. Step 3: Cross multiply
    109,083.75x = 163,585.13 × 37,988.15
  4. Step 4: Simplify right side
    109,083.75x = 6,214,295,448.34
  5. Step 5: Solve for x
    x = 6,214,295,448.34/109,083.75
  6. Step 6: Final answer
    x = 56,968.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.