Home / 85,599.41-118,127.79-51,601.10

Finding the Fourth Proportional to 85,599.41, 118,127.79 and 51,601.10

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Solution

The fourth proportional to 85,599.41, 118,127.79 and 51,601.10 is: 71,209.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,599.41 : 118,127.79 = 51,601.10 : x
  2. Step 2: Convert to fraction form
    85,599.41/118,127.79 = 51,601.10/x
  3. Step 3: Cross multiply
    85,599.41x = 118,127.79 × 51,601.10
  4. Step 4: Simplify right side
    85,599.41x = 6,095,523,904.57
  5. Step 5: Solve for x
    x = 6,095,523,904.57/85,599.41
  6. Step 6: Final answer
    x = 71,209.88

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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.