Home / 94,700.36-130,708.86-54,437.48

Finding the Fourth Proportional to 94,700.36, 130,708.86 and 54,437.48

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Solution

The fourth proportional to 94,700.36, 130,708.86 and 54,437.48 is: 75,136.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,700.36 : 130,708.86 = 54,437.48 : x
  2. Step 2: Convert to fraction form
    94,700.36/130,708.86 = 54,437.48/x
  3. Step 3: Cross multiply
    94,700.36x = 130,708.86 × 54,437.48
  4. Step 4: Simplify right side
    94,700.36x = 7,115,460,952.07
  5. Step 5: Solve for x
    x = 7,115,460,952.07/94,700.36
  6. Step 6: Final answer
    x = 75,136.58

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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.