Home / 134,326.80-201,622.23-102,440.34

Finding the Fourth Proportional to 134,326.80, 201,622.23 and 102,440.34

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Solution

The fourth proportional to 134,326.80, 201,622.23 and 102,440.34 is: 153,761.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,326.80 : 201,622.23 = 102,440.34 : x
  2. Step 2: Convert to fraction form
    134,326.80/201,622.23 = 102,440.34/x
  3. Step 3: Cross multiply
    134,326.80x = 201,622.23 × 102,440.34
  4. Step 4: Simplify right side
    134,326.80x = 20,654,249,792.76
  5. Step 5: Solve for x
    x = 20,654,249,792.76/134,326.80
  6. Step 6: Final answer
    x = 153,761.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.