Home / 166,666.85-229,998.63-90,184.27

Finding the Fourth Proportional to 166,666.85, 229,998.63 and 90,184.27

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Solution

The fourth proportional to 166,666.85, 229,998.63 and 90,184.27 is: 124,453.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,666.85 : 229,998.63 = 90,184.27 : x
  2. Step 2: Convert to fraction form
    166,666.85/229,998.63 = 90,184.27/x
  3. Step 3: Cross multiply
    166,666.85x = 229,998.63 × 90,184.27
  4. Step 4: Simplify right side
    166,666.85x = 20,742,258,547.55
  5. Step 5: Solve for x
    x = 20,742,258,547.55/166,666.85
  6. Step 6: Final answer
    x = 124,453.41

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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.