Home / 112,623.40-155,420.58-62,324.20

Finding the Fourth Proportional to 112,623.40, 155,420.58 and 62,324.20

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Solution

The fourth proportional to 112,623.40, 155,420.58 and 62,324.20 is: 86,007.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,623.40 : 155,420.58 = 62,324.20 : x
  2. Step 2: Convert to fraction form
    112,623.40/155,420.58 = 62,324.20/x
  3. Step 3: Cross multiply
    112,623.40x = 155,420.58 × 62,324.20
  4. Step 4: Simplify right side
    112,623.40x = 9,686,463,312.04
  5. Step 5: Solve for x
    x = 9,686,463,312.04/112,623.40
  6. Step 6: Final answer
    x = 86,007.56

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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.