Home / 163,348.04-225,444.72-99,722.84

Finding the Fourth Proportional to 163,348.04, 225,444.72 and 99,722.84

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Solution

The fourth proportional to 163,348.04, 225,444.72 and 99,722.84 is: 137,632.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,348.04 : 225,444.72 = 99,722.84 : x
  2. Step 2: Convert to fraction form
    163,348.04/225,444.72 = 99,722.84/x
  3. Step 3: Cross multiply
    163,348.04x = 225,444.72 × 99,722.84
  4. Step 4: Simplify right side
    163,348.04x = 22,481,987,741.40
  5. Step 5: Solve for x
    x = 22,481,987,741.40/163,348.04
  6. Step 6: Final answer
    x = 137,632.43

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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.