Home / 132,626.79-183,023.08-72,197.93

Finding the Fourth Proportional to 132,626.79, 183,023.08 and 72,197.93

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Solution

The fourth proportional to 132,626.79, 183,023.08 and 72,197.93 is: 99,632.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,626.79 : 183,023.08 = 72,197.93 : x
  2. Step 2: Convert to fraction form
    132,626.79/183,023.08 = 72,197.93/x
  3. Step 3: Cross multiply
    132,626.79x = 183,023.08 × 72,197.93
  4. Step 4: Simplify right side
    132,626.79x = 13,213,887,518.22
  5. Step 5: Solve for x
    x = 13,213,887,518.22/132,626.79
  6. Step 6: Final answer
    x = 99,632.11

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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.