Home / 130,167.95-179,578.76-84,829.41

Finding the Fourth Proportional to 130,167.95, 179,578.76 and 84,829.41

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Solution

The fourth proportional to 130,167.95, 179,578.76 and 84,829.41 is: 117,030.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,167.95 : 179,578.76 = 84,829.41 : x
  2. Step 2: Convert to fraction form
    130,167.95/179,578.76 = 84,829.41/x
  3. Step 3: Cross multiply
    130,167.95x = 179,578.76 × 84,829.41
  4. Step 4: Simplify right side
    130,167.95x = 15,233,559,835.18
  5. Step 5: Solve for x
    x = 15,233,559,835.18/130,167.95
  6. Step 6: Final answer
    x = 117,030.04

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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.