Home / 84,719.04-116,933.56-57,541.16

Finding the Fourth Proportional to 84,719.04, 116,933.56 and 57,541.16

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Solution

The fourth proportional to 84,719.04, 116,933.56 and 57,541.16 is: 79,421.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,719.04 : 116,933.56 = 57,541.16 : x
  2. Step 2: Convert to fraction form
    84,719.04/116,933.56 = 57,541.16/x
  3. Step 3: Cross multiply
    84,719.04x = 116,933.56 × 57,541.16
  4. Step 4: Simplify right side
    84,719.04x = 6,728,492,685.33
  5. Step 5: Solve for x
    x = 6,728,492,685.33/84,719.04
  6. Step 6: Final answer
    x = 79,421.26

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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.