Home / 174,582-240,924.78-99,132.12

Finding the Fourth Proportional to 174,582, 240,924.78 and 99,132.12

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Solution

The fourth proportional to 174,582, 240,924.78 and 99,132.12 is: 136,803.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,582 : 240,924.78 = 99,132.12 : x
  2. Step 2: Convert to fraction form
    174,582/240,924.78 = 99,132.12/x
  3. Step 3: Cross multiply
    174,582x = 240,924.78 × 99,132.12
  4. Step 4: Simplify right side
    174,582x = 23,883,384,201.93
  5. Step 5: Solve for x
    x = 23,883,384,201.93/174,582
  6. Step 6: Final answer
    x = 136,803.25

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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.