Home / 207,085.03-285,660.57-124,277.84

Finding the Fourth Proportional to 207,085.03, 285,660.57 and 124,277.84

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Solution

The fourth proportional to 207,085.03, 285,660.57 and 124,277.84 is: 171,433.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,085.03 : 285,660.57 = 124,277.84 : x
  2. Step 2: Convert to fraction form
    207,085.03/285,660.57 = 124,277.84/x
  3. Step 3: Cross multiply
    207,085.03x = 285,660.57 × 124,277.84
  4. Step 4: Simplify right side
    207,085.03x = 35,501,280,328.58
  5. Step 5: Solve for x
    x = 35,501,280,328.58/207,085.03
  6. Step 6: Final answer
    x = 171,433.35

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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.