Home / 112,623.90-155,421.27-62,324.70

Finding the Fourth Proportional to 112,623.90, 155,421.27 and 62,324.70

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Solution

The fourth proportional to 112,623.90, 155,421.27 and 62,324.70 is: 86,008.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,623.90 : 155,421.27 = 62,324.70 : x
  2. Step 2: Convert to fraction form
    112,623.90/155,421.27 = 62,324.70/x
  3. Step 3: Cross multiply
    112,623.90x = 155,421.27 × 62,324.70
  4. Step 4: Simplify right side
    112,623.90x = 9,686,584,026.37
  5. Step 5: Solve for x
    x = 9,686,584,026.37/112,623.90
  6. Step 6: Final answer
    x = 86,008.25

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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.