Home / 109,775.36-151,490.16-59,474.24

Finding the Fourth Proportional to 109,775.36, 151,490.16 and 59,474.24

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Solution

The fourth proportional to 109,775.36, 151,490.16 and 59,474.24 is: 82,074.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,775.36 : 151,490.16 = 59,474.24 : x
  2. Step 2: Convert to fraction form
    109,775.36/151,490.16 = 59,474.24/x
  3. Step 3: Cross multiply
    109,775.36x = 151,490.16 × 59,474.24
  4. Step 4: Simplify right side
    109,775.36x = 9,009,762,133.48
  5. Step 5: Solve for x
    x = 9,009,762,133.48/109,775.36
  6. Step 6: Final answer
    x = 82,074.54

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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.