Home / 94,701.49-130,688.83-51,681.33

Finding the Fourth Proportional to 94,701.49, 130,688.83 and 51,681.33

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Solution

The fourth proportional to 94,701.49, 130,688.83 and 51,681.33 is: 71,320.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,701.49 : 130,688.83 = 51,681.33 : x
  2. Step 2: Convert to fraction form
    94,701.49/130,688.83 = 51,681.33/x
  3. Step 3: Cross multiply
    94,701.49x = 130,688.83 × 51,681.33
  4. Step 4: Simplify right side
    94,701.49x = 6,754,171,781.66
  5. Step 5: Solve for x
    x = 6,754,171,781.66/94,701.49
  6. Step 6: Final answer
    x = 71,320.65

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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.