Home / 53,478.65-73,812.93-35,574.41

Finding the Fourth Proportional to 53,478.65, 73,812.93 and 35,574.41

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Solution

The fourth proportional to 53,478.65, 73,812.93 and 35,574.41 is: 49,100.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,478.65 : 73,812.93 = 35,574.41 : x
  2. Step 2: Convert to fraction form
    53,478.65/73,812.93 = 35,574.41/x
  3. Step 3: Cross multiply
    53,478.65x = 73,812.93 × 35,574.41
  4. Step 4: Simplify right side
    53,478.65x = 2,625,851,435.12
  5. Step 5: Solve for x
    x = 2,625,851,435.12/53,478.65
  6. Step 6: Final answer
    x = 49,100.93

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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.