Home / 161,308.04-222,541.16-93,312.41

Finding the Fourth Proportional to 161,308.04, 222,541.16 and 93,312.41

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Solution

The fourth proportional to 161,308.04, 222,541.16 and 93,312.41 is: 128,734.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,308.04 : 222,541.16 = 93,312.41 : x
  2. Step 2: Convert to fraction form
    161,308.04/222,541.16 = 93,312.41/x
  3. Step 3: Cross multiply
    161,308.04x = 222,541.16 × 93,312.41
  4. Step 4: Simplify right side
    161,308.04x = 20,765,850,384.53
  5. Step 5: Solve for x
    x = 20,765,850,384.53/161,308.04
  6. Step 6: Final answer
    x = 128,734.14

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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.