Home / 96,681.57-133,390.22-55,840.49

Finding the Fourth Proportional to 96,681.57, 133,390.22 and 55,840.49

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Solution

The fourth proportional to 96,681.57, 133,390.22 and 55,840.49 is: 77,042.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,681.57 : 133,390.22 = 55,840.49 : x
  2. Step 2: Convert to fraction form
    96,681.57/133,390.22 = 55,840.49/x
  3. Step 3: Cross multiply
    96,681.57x = 133,390.22 × 55,840.49
  4. Step 4: Simplify right side
    96,681.57x = 7,448,574,957.12
  5. Step 5: Solve for x
    x = 7,448,574,957.12/96,681.57
  6. Step 6: Final answer
    x = 77,042.34

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1.5x scale

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.