Home / 186,118.82-278,585.54-148,253.64

Finding the Fourth Proportional to 186,118.82, 278,585.54 and 148,253.64

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Solution

The fourth proportional to 186,118.82, 278,585.54 and 148,253.64 is: 221,908.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,118.82 : 278,585.54 = 148,253.64 : x
  2. Step 2: Convert to fraction form
    186,118.82/278,585.54 = 148,253.64/x
  3. Step 3: Cross multiply
    186,118.82x = 278,585.54 × 148,253.64
  4. Step 4: Simplify right side
    186,118.82x = 41,301,319,615.10
  5. Step 5: Solve for x
    x = 41,301,319,615.10/186,118.82
  6. Step 6: Final answer
    x = 221,908.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.