Home / 49,547.53-68,396.93-30,430.41

Finding the Fourth Proportional to 49,547.53, 68,396.93 and 30,430.41

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Solution

The fourth proportional to 49,547.53, 68,396.93 and 30,430.41 is: 42,007.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,547.53 : 68,396.93 = 30,430.41 : x
  2. Step 2: Convert to fraction form
    49,547.53/68,396.93 = 30,430.41/x
  3. Step 3: Cross multiply
    49,547.53x = 68,396.93 × 30,430.41
  4. Step 4: Simplify right side
    49,547.53x = 2,081,346,622.64
  5. Step 5: Solve for x
    x = 2,081,346,622.64/49,547.53
  6. Step 6: Final answer
    x = 42,007.07

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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.