Home / 94,308.96-130,149.09-51,870.23

Finding the Fourth Proportional to 94,308.96, 130,149.09 and 51,870.23

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Solution

The fourth proportional to 94,308.96, 130,149.09 and 51,870.23 is: 71,582.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,308.96 : 130,149.09 = 51,870.23 : x
  2. Step 2: Convert to fraction form
    94,308.96/130,149.09 = 51,870.23/x
  3. Step 3: Cross multiply
    94,308.96x = 130,149.09 × 51,870.23
  4. Step 4: Simplify right side
    94,308.96x = 6,750,862,581.85
  5. Step 5: Solve for x
    x = 6,750,862,581.85/94,308.96
  6. Step 6: Final answer
    x = 71,582.41

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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.