Home / 192,303.60-265,375.08-116,876.40

Finding the Fourth Proportional to 192,303.60, 265,375.08 and 116,876.40

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Solution

The fourth proportional to 192,303.60, 265,375.08 and 116,876.40 is: 161,287.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,303.60 : 265,375.08 = 116,876.40 : x
  2. Step 2: Convert to fraction form
    192,303.60/265,375.08 = 116,876.40/x
  3. Step 3: Cross multiply
    192,303.60x = 265,375.08 × 116,876.40
  4. Step 4: Simplify right side
    192,303.60x = 31,016,084,000.11
  5. Step 5: Solve for x
    x = 31,016,084,000.11/192,303.60
  6. Step 6: Final answer
    x = 161,287.07

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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.