Home / 127,325.64-191,750.18-115,975.62

Finding the Fourth Proportional to 127,325.64, 191,750.18 and 115,975.62

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Solution

The fourth proportional to 127,325.64, 191,750.18 and 115,975.62 is: 174,657.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,325.64 : 191,750.18 = 115,975.62 : x
  2. Step 2: Convert to fraction form
    127,325.64/191,750.18 = 115,975.62/x
  3. Step 3: Cross multiply
    127,325.64x = 191,750.18 × 115,975.62
  4. Step 4: Simplify right side
    127,325.64x = 22,238,345,430.73
  5. Step 5: Solve for x
    x = 22,238,345,430.73/127,325.64
  6. Step 6: Final answer
    x = 174,657.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.