Home / 64,628.32-96,902.76-25,139.40

Finding the Fourth Proportional to 64,628.32, 96,902.76 and 25,139.40

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Solution

The fourth proportional to 64,628.32, 96,902.76 and 25,139.40 is: 37,693.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,628.32 : 96,902.76 = 25,139.40 : x
  2. Step 2: Convert to fraction form
    64,628.32/96,902.76 = 25,139.40/x
  3. Step 3: Cross multiply
    64,628.32x = 96,902.76 × 25,139.40
  4. Step 4: Simplify right side
    64,628.32x = 2,436,077,244.74
  5. Step 5: Solve for x
    x = 2,436,077,244.74/64,628.32
  6. Step 6: Final answer
    x = 37,693.65

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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.