Home / 99,175.96-148,762.02-29,053.72

Finding the Fourth Proportional to 99,175.96, 148,762.02 and 29,053.72

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Solution

The fourth proportional to 99,175.96, 148,762.02 and 29,053.72 is: 43,580.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,175.96 : 148,762.02 = 29,053.72 : x
  2. Step 2: Convert to fraction form
    99,175.96/148,762.02 = 29,053.72/x
  3. Step 3: Cross multiply
    99,175.96x = 148,762.02 × 29,053.72
  4. Step 4: Simplify right side
    99,175.96x = 4,322,090,075.71
  5. Step 5: Solve for x
    x = 4,322,090,075.71/99,175.96
  6. Step 6: Final answer
    x = 43,580.02

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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.