Home / 132,928.23-183,337.23-85,186.02

Finding the Fourth Proportional to 132,928.23, 183,337.23 and 85,186.02

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Solution

The fourth proportional to 132,928.23, 183,337.23 and 85,186.02 is: 117,490.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,928.23 : 183,337.23 = 85,186.02 : x
  2. Step 2: Convert to fraction form
    132,928.23/183,337.23 = 85,186.02/x
  3. Step 3: Cross multiply
    132,928.23x = 183,337.23 × 85,186.02
  4. Step 4: Simplify right side
    132,928.23x = 15,617,768,941.52
  5. Step 5: Solve for x
    x = 15,617,768,941.52/132,928.23
  6. Step 6: Final answer
    x = 117,490.23

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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.