Home / 109,795.08-151,509.25-60,734.63

Finding the Fourth Proportional to 109,795.08, 151,509.25 and 60,734.63

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Solution

The fourth proportional to 109,795.08, 151,509.25 and 60,734.63 is: 83,809.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,795.08 : 151,509.25 = 60,734.63 : x
  2. Step 2: Convert to fraction form
    109,795.08/151,509.25 = 60,734.63/x
  3. Step 3: Cross multiply
    109,795.08x = 151,509.25 × 60,734.63
  4. Step 4: Simplify right side
    109,795.08x = 9,201,857,179.11
  5. Step 5: Solve for x
    x = 9,201,857,179.11/109,795.08
  6. Step 6: Final answer
    x = 83,809.38

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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.