Home / 109,567.20-151,202.72-59,266.20

Finding the Fourth Proportional to 109,567.20, 151,202.72 and 59,266.20

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Solution

The fourth proportional to 109,567.20, 151,202.72 and 59,266.20 is: 81,787.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,567.20 : 151,202.72 = 59,266.20 : x
  2. Step 2: Convert to fraction form
    109,567.20/151,202.72 = 59,266.20/x
  3. Step 3: Cross multiply
    109,567.20x = 151,202.72 × 59,266.20
  4. Step 4: Simplify right side
    109,567.20x = 8,961,210,644.06
  5. Step 5: Solve for x
    x = 8,961,210,644.06/109,567.20
  6. Step 6: Final answer
    x = 81,787.35

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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.