Home / 94,287.37-130,079.47-53,979.41

Finding the Fourth Proportional to 94,287.37, 130,079.47 and 53,979.41

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Solution

The fourth proportional to 94,287.37, 130,079.47 and 53,979.41 is: 74,470.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,287.37 : 130,079.47 = 53,979.41 : x
  2. Step 2: Convert to fraction form
    94,287.37/130,079.47 = 53,979.41/x
  3. Step 3: Cross multiply
    94,287.37x = 130,079.47 × 53,979.41
  4. Step 4: Simplify right side
    94,287.37x = 7,021,613,043.71
  5. Step 5: Solve for x
    x = 7,021,613,043.71/94,287.37
  6. Step 6: Final answer
    x = 74,470.35

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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.