Home / 161,572.06-222,981.51-93,607.30

Finding the Fourth Proportional to 161,572.06, 222,981.51 and 93,607.30

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Solution

The fourth proportional to 161,572.06, 222,981.51 and 93,607.30 is: 129,185.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,572.06 : 222,981.51 = 93,607.30 : x
  2. Step 2: Convert to fraction form
    161,572.06/222,981.51 = 93,607.30/x
  3. Step 3: Cross multiply
    161,572.06x = 222,981.51 × 93,607.30
  4. Step 4: Simplify right side
    161,572.06x = 20,872,697,101.02
  5. Step 5: Solve for x
    x = 20,872,697,101.02/161,572.06
  6. Step 6: Final answer
    x = 129,185.07

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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.