Home / 113,626.23-156,804.67-62,637.84

Finding the Fourth Proportional to 113,626.23, 156,804.67 and 62,637.84

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Solution

The fourth proportional to 113,626.23, 156,804.67 and 62,637.84 is: 86,440.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,626.23 : 156,804.67 = 62,637.84 : x
  2. Step 2: Convert to fraction form
    113,626.23/156,804.67 = 62,637.84/x
  3. Step 3: Cross multiply
    113,626.23x = 156,804.67 × 62,637.84
  4. Step 4: Simplify right side
    113,626.23x = 9,821,906,100.16
  5. Step 5: Solve for x
    x = 9,821,906,100.16/113,626.23
  6. Step 6: Final answer
    x = 86,440.48

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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.