Home / 86,707.02-119,668.39-50,916.62

Finding the Fourth Proportional to 86,707.02, 119,668.39 and 50,916.62

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Solution

The fourth proportional to 86,707.02, 119,668.39 and 50,916.62 is: 70,272.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,707.02 : 119,668.39 = 50,916.62 : x
  2. Step 2: Convert to fraction form
    86,707.02/119,668.39 = 50,916.62/x
  3. Step 3: Cross multiply
    86,707.02x = 119,668.39 × 50,916.62
  4. Step 4: Simplify right side
    86,707.02x = 6,093,109,939.64
  5. Step 5: Solve for x
    x = 6,093,109,939.64/86,707.02
  6. Step 6: Final answer
    x = 70,272.39

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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.