Home / 166,860.16-250,291.08-42,201.28

Finding the Fourth Proportional to 166,860.16, 250,291.08 and 42,201.28

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Solution

The fourth proportional to 166,860.16, 250,291.08 and 42,201.28 is: 63,302.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,860.16 : 250,291.08 = 42,201.28 : x
  2. Step 2: Convert to fraction form
    166,860.16/250,291.08 = 42,201.28/x
  3. Step 3: Cross multiply
    166,860.16x = 250,291.08 × 42,201.28
  4. Step 4: Simplify right side
    166,860.16x = 10,562,603,948.58
  5. Step 5: Solve for x
    x = 10,562,603,948.58/166,860.16
  6. Step 6: Final answer
    x = 63,302.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.