Home / 109,545.08-151,172.06-59,244.08

Finding the Fourth Proportional to 109,545.08, 151,172.06 and 59,244.08

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Solution

The fourth proportional to 109,545.08, 151,172.06 and 59,244.08 is: 81,756.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,545.08 : 151,172.06 = 59,244.08 : x
  2. Step 2: Convert to fraction form
    109,545.08/151,172.06 = 59,244.08/x
  3. Step 3: Cross multiply
    109,545.08x = 151,172.06 × 59,244.08
  4. Step 4: Simplify right side
    109,545.08x = 8,956,049,616.40
  5. Step 5: Solve for x
    x = 8,956,049,616.40/109,545.08
  6. Step 6: Final answer
    x = 81,756.75

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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.