Home / 109,533.06-151,155.64-59,232.06

Finding the Fourth Proportional to 109,533.06, 151,155.64 and 59,232.06

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Solution

The fourth proportional to 109,533.06, 151,155.64 and 59,232.06 is: 81,740.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,533.06 : 151,155.64 = 59,232.06 : x
  2. Step 2: Convert to fraction form
    109,533.06/151,155.64 = 59,232.06/x
  3. Step 3: Cross multiply
    109,533.06x = 151,155.64 × 59,232.06
  4. Step 4: Simplify right side
    109,533.06x = 8,953,259,937.82
  5. Step 5: Solve for x
    x = 8,953,259,937.82/109,533.06
  6. Step 6: Final answer
    x = 81,740.25

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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.