Home / 115,826.04-159,822.93-64,836.12

Finding the Fourth Proportional to 115,826.04, 159,822.93 and 64,836.12

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Solution

The fourth proportional to 115,826.04, 159,822.93 and 64,836.12 is: 89,464.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,826.04 : 159,822.93 = 64,836.12 : x
  2. Step 2: Convert to fraction form
    115,826.04/159,822.93 = 64,836.12/x
  3. Step 3: Cross multiply
    115,826.04x = 159,822.93 × 64,836.12
  4. Step 4: Simplify right side
    115,826.04x = 10,362,298,668.23
  5. Step 5: Solve for x
    x = 10,362,298,668.23/115,826.04
  6. Step 6: Final answer
    x = 89,464.33

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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.