Home / 112,623.48-155,536.74-97,443.27

Finding the Fourth Proportional to 112,623.48, 155,536.74 and 97,443.27

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Solution

The fourth proportional to 112,623.48, 155,536.74 and 97,443.27 is: 134,572.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,623.48 : 155,536.74 = 97,443.27 : x
  2. Step 2: Convert to fraction form
    112,623.48/155,536.74 = 97,443.27/x
  3. Step 3: Cross multiply
    112,623.48x = 155,536.74 × 97,443.27
  4. Step 4: Simplify right side
    112,623.48x = 15,156,008,550.74
  5. Step 5: Solve for x
    x = 15,156,008,550.74/112,623.48
  6. Step 6: Final answer
    x = 134,572.37

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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.