Home / 109,860.52-151,601.38-61,453.10

Finding the Fourth Proportional to 109,860.52, 151,601.38 and 61,453.10

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Solution

The fourth proportional to 109,860.52, 151,601.38 and 61,453.10 is: 84,801.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,860.52 : 151,601.38 = 61,453.10 : x
  2. Step 2: Convert to fraction form
    109,860.52/151,601.38 = 61,453.10/x
  3. Step 3: Cross multiply
    109,860.52x = 151,601.38 × 61,453.10
  4. Step 4: Simplify right side
    109,860.52x = 9,316,374,737.11
  5. Step 5: Solve for x
    x = 9,316,374,737.11/109,860.52
  6. Step 6: Final answer
    x = 84,801.84

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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.