Home / 117,393.15-175,974-75,153.07

Finding the Fourth Proportional to 117,393.15, 175,974 and 75,153.07

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Solution

The fourth proportional to 117,393.15, 175,974 and 75,153.07 is: 112,655.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,393.15 : 175,974 = 75,153.07 : x
  2. Step 2: Convert to fraction form
    117,393.15/175,974 = 75,153.07/x
  3. Step 3: Cross multiply
    117,393.15x = 175,974 × 75,153.07
  4. Step 4: Simplify right side
    117,393.15x = 13,224,986,340.18
  5. Step 5: Solve for x
    x = 13,224,986,340.18/117,393.15
  6. Step 6: Final answer
    x = 112,655.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.