Home / 109,506.08-151,118.62-59,205.08

Finding the Fourth Proportional to 109,506.08, 151,118.62 and 59,205.08

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Solution

The fourth proportional to 109,506.08, 151,118.62 and 59,205.08 is: 81,703.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,506.08 : 151,118.62 = 59,205.08 : x
  2. Step 2: Convert to fraction form
    109,506.08/151,118.62 = 59,205.08/x
  3. Step 3: Cross multiply
    109,506.08x = 151,118.62 × 59,205.08
  4. Step 4: Simplify right side
    109,506.08x = 8,946,989,690.56
  5. Step 5: Solve for x
    x = 8,946,989,690.56/109,506.08
  6. Step 6: Final answer
    x = 81,703.13

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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.