Home / 185,775.88-278,547.18-122,527.84

Finding the Fourth Proportional to 185,775.88, 278,547.18 and 122,527.84

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Solution

The fourth proportional to 185,775.88, 278,547.18 and 122,527.84 is: 183,714.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,775.88 : 278,547.18 = 122,527.84 : x
  2. Step 2: Convert to fraction form
    185,775.88/278,547.18 = 122,527.84/x
  3. Step 3: Cross multiply
    185,775.88x = 278,547.18 × 122,527.84
  4. Step 4: Simplify right side
    185,775.88x = 34,129,784,303.49
  5. Step 5: Solve for x
    x = 34,129,784,303.49/185,775.88
  6. Step 6: Final answer
    x = 183,714.83

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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.