Home / 161,031.41-222,250.67-93,087.77

Finding the Fourth Proportional to 161,031.41, 222,250.67 and 93,087.77

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Solution

The fourth proportional to 161,031.41, 222,250.67 and 93,087.77 is: 128,476.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,031.41 : 222,250.67 = 93,087.77 : x
  2. Step 2: Convert to fraction form
    161,031.41/222,250.67 = 93,087.77/x
  3. Step 3: Cross multiply
    161,031.41x = 222,250.67 × 93,087.77
  4. Step 4: Simplify right side
    161,031.41x = 20,688,817,674.61
  5. Step 5: Solve for x
    x = 20,688,817,674.61/161,031.41
  6. Step 6: Final answer
    x = 128,476.91

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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.