Home / 94,457.29-130,337.22-54,172.75

Finding the Fourth Proportional to 94,457.29, 130,337.22 and 54,172.75

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Solution

The fourth proportional to 94,457.29, 130,337.22 and 54,172.75 is: 74,750.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,457.29 : 130,337.22 = 54,172.75 : x
  2. Step 2: Convert to fraction form
    94,457.29/130,337.22 = 54,172.75/x
  3. Step 3: Cross multiply
    94,457.29x = 130,337.22 × 54,172.75
  4. Step 4: Simplify right side
    94,457.29x = 7,060,725,634.76
  5. Step 5: Solve for x
    x = 7,060,725,634.76/94,457.29
  6. Step 6: Final answer
    x = 74,750.46

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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.