Home / 109,572.08-151,209.48-59,271.08

Finding the Fourth Proportional to 109,572.08, 151,209.48 and 59,271.08

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Solution

The fourth proportional to 109,572.08, 151,209.48 and 59,271.08 is: 81,794.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,572.08 : 151,209.48 = 59,271.08 : x
  2. Step 2: Convert to fraction form
    109,572.08/151,209.48 = 59,271.08/x
  3. Step 3: Cross multiply
    109,572.08x = 151,209.48 × 59,271.08
  4. Step 4: Simplify right side
    109,572.08x = 8,962,349,185.84
  5. Step 5: Solve for x
    x = 8,962,349,185.84/109,572.08
  6. Step 6: Final answer
    x = 81,794.10

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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.