Home / 99,361.72-148,897.68-46,070.00

Finding the Fourth Proportional to 99,361.72, 148,897.68 and 46,070.00

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Solution

The fourth proportional to 99,361.72, 148,897.68 and 46,070.00 is: 69,037.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,361.72 : 148,897.68 = 46,070.00 : x
  2. Step 2: Convert to fraction form
    99,361.72/148,897.68 = 46,070.00/x
  3. Step 3: Cross multiply
    99,361.72x = 148,897.68 × 46,070.00
  4. Step 4: Simplify right side
    99,361.72x = 6,859,715,758.72
  5. Step 5: Solve for x
    x = 6,859,715,758.72/99,361.72
  6. Step 6: Final answer
    x = 69,037.81

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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.