Home / 161,255.84-222,515.34-93,274.16

Finding the Fourth Proportional to 161,255.84, 222,515.34 and 93,274.16

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Solution

The fourth proportional to 161,255.84, 222,515.34 and 93,274.16 is: 128,708.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,255.84 : 222,515.34 = 93,274.16 : x
  2. Step 2: Convert to fraction form
    161,255.84/222,515.34 = 93,274.16/x
  3. Step 3: Cross multiply
    161,255.84x = 222,515.34 × 93,274.16
  4. Step 4: Simplify right side
    161,255.84x = 20,754,931,425.61
  5. Step 5: Solve for x
    x = 20,754,931,425.61/161,255.84
  6. Step 6: Final answer
    x = 128,708.09

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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.