Home / 53,953.79-74,429.77-36,053.20

Finding the Fourth Proportional to 53,953.79, 74,429.77 and 36,053.20

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Solution

The fourth proportional to 53,953.79, 74,429.77 and 36,053.20 is: 49,735.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,953.79 : 74,429.77 = 36,053.20 : x
  2. Step 2: Convert to fraction form
    53,953.79/74,429.77 = 36,053.20/x
  3. Step 3: Cross multiply
    53,953.79x = 74,429.77 × 36,053.20
  4. Step 4: Simplify right side
    53,953.79x = 2,683,430,831.35
  5. Step 5: Solve for x
    x = 2,683,430,831.35/53,953.79
  6. Step 6: Final answer
    x = 49,735.72

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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.