Home / 109,725.84-151,421.40-59,424.84

Finding the Fourth Proportional to 109,725.84, 151,421.40 and 59,424.84

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Solution

The fourth proportional to 109,725.84, 151,421.40 and 59,424.84 is: 82,006.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,725.84 : 151,421.40 = 59,424.84 : x
  2. Step 2: Convert to fraction form
    109,725.84/151,421.40 = 59,424.84/x
  3. Step 3: Cross multiply
    109,725.84x = 151,421.40 × 59,424.84
  4. Step 4: Simplify right side
    109,725.84x = 8,998,192,467.58
  5. Step 5: Solve for x
    x = 8,998,192,467.58/109,725.84
  6. Step 6: Final answer
    x = 82,006.14

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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.