Home / 183,423.40-253,016.79-115,332.46

Finding the Fourth Proportional to 183,423.40, 253,016.79 and 115,332.46

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Solution

The fourth proportional to 183,423.40, 253,016.79 and 115,332.46 is: 159,091.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,423.40 : 253,016.79 = 115,332.46 : x
  2. Step 2: Convert to fraction form
    183,423.40/253,016.79 = 115,332.46/x
  3. Step 3: Cross multiply
    183,423.40x = 253,016.79 × 115,332.46
  4. Step 4: Simplify right side
    183,423.40x = 29,181,048,812.00
  5. Step 5: Solve for x
    x = 29,181,048,812.00/183,423.40
  6. Step 6: Final answer
    x = 159,091.20

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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.