Home / 161,056.96-222,266.01-89,437.27

Finding the Fourth Proportional to 161,056.96, 222,266.01 and 89,437.27

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Solution

The fourth proportional to 161,056.96, 222,266.01 and 89,437.27 is: 123,427.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,056.96 : 222,266.01 = 89,437.27 : x
  2. Step 2: Convert to fraction form
    161,056.96/222,266.01 = 89,437.27/x
  3. Step 3: Cross multiply
    161,056.96x = 222,266.01 × 89,437.27
  4. Step 4: Simplify right side
    161,056.96x = 19,878,865,148.19
  5. Step 5: Solve for x
    x = 19,878,865,148.19/161,056.96
  6. Step 6: Final answer
    x = 123,427.54

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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.