Home / 94,868.16-130,540.32-91,982.40

Finding the Fourth Proportional to 94,868.16, 130,540.32 and 91,982.40

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Solution

The fourth proportional to 94,868.16, 130,540.32 and 91,982.40 is: 126,569.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,868.16 : 130,540.32 = 91,982.40 : x
  2. Step 2: Convert to fraction form
    94,868.16/130,540.32 = 91,982.40/x
  3. Step 3: Cross multiply
    94,868.16x = 130,540.32 × 91,982.40
  4. Step 4: Simplify right side
    94,868.16x = 12,007,411,930.37
  5. Step 5: Solve for x
    x = 12,007,411,930.37/94,868.16
  6. Step 6: Final answer
    x = 126,569.46

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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.