Home / 189,165.24-261,001.62-124,627.32

Finding the Fourth Proportional to 189,165.24, 261,001.62 and 124,627.32

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Solution

The fourth proportional to 189,165.24, 261,001.62 and 124,627.32 is: 171,955.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,165.24 : 261,001.62 = 124,627.32 : x
  2. Step 2: Convert to fraction form
    189,165.24/261,001.62 = 124,627.32/x
  3. Step 3: Cross multiply
    189,165.24x = 261,001.62 × 124,627.32
  4. Step 4: Simplify right side
    189,165.24x = 32,527,932,416.26
  5. Step 5: Solve for x
    x = 32,527,932,416.26/189,165.24
  6. Step 6: Final answer
    x = 171,955.12

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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.