Home / 242,637.27-334,840.74-140,723.13

Finding the Fourth Proportional to 242,637.27, 334,840.74 and 140,723.13

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Solution

The fourth proportional to 242,637.27, 334,840.74 and 140,723.13 is: 194,198.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,637.27 : 334,840.74 = 140,723.13 : x
  2. Step 2: Convert to fraction form
    242,637.27/334,840.74 = 140,723.13/x
  3. Step 3: Cross multiply
    242,637.27x = 334,840.74 × 140,723.13
  4. Step 4: Simplify right side
    242,637.27x = 47,119,836,984.32
  5. Step 5: Solve for x
    x = 47,119,836,984.32/242,637.27
  6. Step 6: Final answer
    x = 194,198.68

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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.