Home / 163,032.24-224,981.64-91,412.04

Finding the Fourth Proportional to 163,032.24, 224,981.64 and 91,412.04

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Solution

The fourth proportional to 163,032.24, 224,981.64 and 91,412.04 is: 126,147.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,032.24 : 224,981.64 = 91,412.04 : x
  2. Step 2: Convert to fraction form
    163,032.24/224,981.64 = 91,412.04/x
  3. Step 3: Cross multiply
    163,032.24x = 224,981.64 × 91,412.04
  4. Step 4: Simplify right side
    163,032.24x = 20,566,030,674.95
  5. Step 5: Solve for x
    x = 20,566,030,674.95/163,032.24
  6. Step 6: Final answer
    x = 126,147.02

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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.