Home / 242,738.74-334,842.28-151,937.07

Finding the Fourth Proportional to 242,738.74, 334,842.28 and 151,937.07

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Solution

The fourth proportional to 242,738.74, 334,842.28 and 151,937.07 is: 209,587.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,738.74 : 334,842.28 = 151,937.07 : x
  2. Step 2: Convert to fraction form
    242,738.74/334,842.28 = 151,937.07/x
  3. Step 3: Cross multiply
    242,738.74x = 334,842.28 × 151,937.07
  4. Step 4: Simplify right side
    242,738.74x = 50,874,954,935.32
  5. Step 5: Solve for x
    x = 50,874,954,935.32/242,738.74
  6. Step 6: Final answer
    x = 209,587.29

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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.