Home / 94,705.09-130,693.80-51,684.93

Finding the Fourth Proportional to 94,705.09, 130,693.80 and 51,684.93

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Solution

The fourth proportional to 94,705.09, 130,693.80 and 51,684.93 is: 71,325.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,705.09 : 130,693.80 = 51,684.93 : x
  2. Step 2: Convert to fraction form
    94,705.09/130,693.80 = 51,684.93/x
  3. Step 3: Cross multiply
    94,705.09x = 130,693.80 × 51,684.93
  4. Step 4: Simplify right side
    94,705.09x = 6,754,899,904.43
  5. Step 5: Solve for x
    x = 6,754,899,904.43/94,705.09
  6. Step 6: Final answer
    x = 71,325.63

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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.