Home / 112,019.04-154,581.78-61,032.18

Finding the Fourth Proportional to 112,019.04, 154,581.78 and 61,032.18

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Solution

The fourth proportional to 112,019.04, 154,581.78 and 61,032.18 is: 84,221.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,019.04 : 154,581.78 = 61,032.18 : x
  2. Step 2: Convert to fraction form
    112,019.04/154,581.78 = 61,032.18/x
  3. Step 3: Cross multiply
    112,019.04x = 154,581.78 × 61,032.18
  4. Step 4: Simplify right side
    112,019.04x = 9,434,463,021.68
  5. Step 5: Solve for x
    x = 9,434,463,021.68/112,019.04
  6. Step 6: Final answer
    x = 84,221.96

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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.