Home / 109,567.05-164,359.95-38,483.51

Finding the Fourth Proportional to 109,567.05, 164,359.95 and 38,483.51

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Solution

The fourth proportional to 109,567.05, 164,359.95 and 38,483.51 is: 57,728.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,567.05 : 164,359.95 = 38,483.51 : x
  2. Step 2: Convert to fraction form
    109,567.05/164,359.95 = 38,483.51/x
  3. Step 3: Cross multiply
    109,567.05x = 164,359.95 × 38,483.51
  4. Step 4: Simplify right side
    109,567.05x = 6,325,147,029.78
  5. Step 5: Solve for x
    x = 6,325,147,029.78/109,567.05
  6. Step 6: Final answer
    x = 57,728.55

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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.