Home / 175,719.06-242,496.45-100,274.58

Finding the Fourth Proportional to 175,719.06, 242,496.45 and 100,274.58

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Solution

The fourth proportional to 175,719.06, 242,496.45 and 100,274.58 is: 138,381.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,719.06 : 242,496.45 = 100,274.58 : x
  2. Step 2: Convert to fraction form
    175,719.06/242,496.45 = 100,274.58/x
  3. Step 3: Cross multiply
    175,719.06x = 242,496.45 × 100,274.58
  4. Step 4: Simplify right side
    175,719.06x = 24,316,229,675.24
  5. Step 5: Solve for x
    x = 24,316,229,675.24/175,719.06
  6. Step 6: Final answer
    x = 138,381.29

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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.