Home / 86,918.23-119,941.45-48,669.01

Finding the Fourth Proportional to 86,918.23, 119,941.45 and 48,669.01

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Solution

The fourth proportional to 86,918.23, 119,941.45 and 48,669.01 is: 67,160.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,918.23 : 119,941.45 = 48,669.01 : x
  2. Step 2: Convert to fraction form
    86,918.23/119,941.45 = 48,669.01/x
  3. Step 3: Cross multiply
    86,918.23x = 119,941.45 × 48,669.01
  4. Step 4: Simplify right side
    86,918.23x = 5,837,431,629.46
  5. Step 5: Solve for x
    x = 5,837,431,629.46/86,918.23
  6. Step 6: Final answer
    x = 67,160.04

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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.