Home / 112,906.16-155,817.52-62,605.16

Finding the Fourth Proportional to 112,906.16, 155,817.52 and 62,605.16

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Solution

The fourth proportional to 112,906.16, 155,817.52 and 62,605.16 is: 86,399.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,906.16 : 155,817.52 = 62,605.16 : x
  2. Step 2: Convert to fraction form
    112,906.16/155,817.52 = 62,605.16/x
  3. Step 3: Cross multiply
    112,906.16x = 155,817.52 × 62,605.16
  4. Step 4: Simplify right side
    112,906.16x = 9,754,980,770.40
  5. Step 5: Solve for x
    x = 9,754,980,770.40/112,906.16
  6. Step 6: Final answer
    x = 86,399.01

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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.