Home / 94,980.29-131,015.68-62,715.20

Finding the Fourth Proportional to 94,980.29, 131,015.68 and 62,715.20

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Solution

The fourth proportional to 94,980.29, 131,015.68 and 62,715.20 is: 86,509.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,980.29 : 131,015.68 = 62,715.20 : x
  2. Step 2: Convert to fraction form
    94,980.29/131,015.68 = 62,715.20/x
  3. Step 3: Cross multiply
    94,980.29x = 131,015.68 × 62,715.20
  4. Step 4: Simplify right side
    94,980.29x = 8,216,673,762.47
  5. Step 5: Solve for x
    x = 8,216,673,762.47/94,980.29
  6. Step 6: Final answer
    x = 86,509.26

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1.5x scale

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.