Home / 109,916.96-151,685.84-59,616.80

Finding the Fourth Proportional to 109,916.96, 151,685.84 and 59,616.80

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Solution

The fourth proportional to 109,916.96, 151,685.84 and 59,616.80 is: 82,271.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,916.96 : 151,685.84 = 59,616.80 : x
  2. Step 2: Convert to fraction form
    109,916.96/151,685.84 = 59,616.80/x
  3. Step 3: Cross multiply
    109,916.96x = 151,685.84 × 59,616.80
  4. Step 4: Simplify right side
    109,916.96x = 9,043,024,386.11
  5. Step 5: Solve for x
    x = 9,043,024,386.11/109,916.96
  6. Step 6: Final answer
    x = 82,271.42

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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.