Home / 109,858.84-151,599.27-62,109.34

Finding the Fourth Proportional to 109,858.84, 151,599.27 and 62,109.34

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Solution

The fourth proportional to 109,858.84, 151,599.27 and 62,109.34 is: 85,707.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,858.84 : 151,599.27 = 62,109.34 : x
  2. Step 2: Convert to fraction form
    109,858.84/151,599.27 = 62,109.34/x
  3. Step 3: Cross multiply
    109,858.84x = 151,599.27 × 62,109.34
  4. Step 4: Simplify right side
    109,858.84x = 9,415,730,604.18
  5. Step 5: Solve for x
    x = 9,415,730,604.18/109,858.84
  6. Step 6: Final answer
    x = 85,707.54

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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.