Home / 70,632.64-97,370.40-49,345.84

Finding the Fourth Proportional to 70,632.64, 97,370.40 and 49,345.84

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Solution

The fourth proportional to 70,632.64, 97,370.40 and 49,345.84 is: 68,025.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,632.64 : 97,370.40 = 49,345.84 : x
  2. Step 2: Convert to fraction form
    70,632.64/97,370.40 = 49,345.84/x
  3. Step 3: Cross multiply
    70,632.64x = 97,370.40 × 49,345.84
  4. Step 4: Simplify right side
    70,632.64x = 4,804,824,179.14
  5. Step 5: Solve for x
    x = 4,804,824,179.14/70,632.64
  6. Step 6: Final answer
    x = 68,025.55

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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.