Home / 109,572.09-151,209.51-59,271.09

Finding the Fourth Proportional to 109,572.09, 151,209.51 and 59,271.09

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Solution

The fourth proportional to 109,572.09, 151,209.51 and 59,271.09 is: 81,794.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,572.09 : 151,209.51 = 59,271.09 : x
  2. Step 2: Convert to fraction form
    109,572.09/151,209.51 = 59,271.09/x
  3. Step 3: Cross multiply
    109,572.09x = 151,209.51 × 59,271.09
  4. Step 4: Simplify right side
    109,572.09x = 8,962,352,476.07
  5. Step 5: Solve for x
    x = 8,962,352,476.07/109,572.09
  6. Step 6: Final answer
    x = 81,794.12

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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.