Home / 161,087.81-222,289.92-93,051.45

Finding the Fourth Proportional to 161,087.81, 222,289.92 and 93,051.45

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Solution

The fourth proportional to 161,087.81, 222,289.92 and 93,051.45 is: 128,404.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,087.81 : 222,289.92 = 93,051.45 : x
  2. Step 2: Convert to fraction form
    161,087.81/222,289.92 = 93,051.45/x
  3. Step 3: Cross multiply
    161,087.81x = 222,289.92 × 93,051.45
  4. Step 4: Simplify right side
    161,087.81x = 20,684,399,376.38
  5. Step 5: Solve for x
    x = 20,684,399,376.38/161,087.81
  6. Step 6: Final answer
    x = 128,404.50

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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.