Home / 161,095.66-222,312.02-89,482.34

Finding the Fourth Proportional to 161,095.66, 222,312.02 and 89,482.34

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Solution

The fourth proportional to 161,095.66, 222,312.02 and 89,482.34 is: 123,485.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,095.66 : 222,312.02 = 89,482.34 : x
  2. Step 2: Convert to fraction form
    161,095.66/222,312.02 = 89,482.34/x
  3. Step 3: Cross multiply
    161,095.66x = 222,312.02 × 89,482.34
  4. Step 4: Simplify right side
    161,095.66x = 19,892,999,759.73
  5. Step 5: Solve for x
    x = 19,892,999,759.73/161,095.66
  6. Step 6: Final answer
    x = 123,485.63

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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.