Home / 51,009.60-76,514.40-49,065.60

Finding the Fourth Proportional to 51,009.60, 76,514.40 and 49,065.60

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Solution

The fourth proportional to 51,009.60, 76,514.40 and 49,065.60 is: 73,598.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,009.60 : 76,514.40 = 49,065.60 : x
  2. Step 2: Convert to fraction form
    51,009.60/76,514.40 = 49,065.60/x
  3. Step 3: Cross multiply
    51,009.60x = 76,514.40 × 49,065.60
  4. Step 4: Simplify right side
    51,009.60x = 3,754,224,944.64
  5. Step 5: Solve for x
    x = 3,754,224,944.64/51,009.60
  6. Step 6: Final answer
    x = 73,598.40

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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.