Home / 84,215.10-116,225.01-62,957.46

Finding the Fourth Proportional to 84,215.10, 116,225.01 and 62,957.46

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Solution

The fourth proportional to 84,215.10, 116,225.01 and 62,957.46 is: 86,887.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,215.10 : 116,225.01 = 62,957.46 : x
  2. Step 2: Convert to fraction form
    84,215.10/116,225.01 = 62,957.46/x
  3. Step 3: Cross multiply
    84,215.10x = 116,225.01 × 62,957.46
  4. Step 4: Simplify right side
    84,215.10x = 7,317,231,418.07
  5. Step 5: Solve for x
    x = 7,317,231,418.07/84,215.10
  6. Step 6: Final answer
    x = 86,887.40

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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.