Home / 102,655.06-153,033.68-101,037.36

Finding the Fourth Proportional to 102,655.06, 153,033.68 and 101,037.36

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Solution

The fourth proportional to 102,655.06, 153,033.68 and 101,037.36 is: 150,622.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,655.06 : 153,033.68 = 101,037.36 : x
  2. Step 2: Convert to fraction form
    102,655.06/153,033.68 = 101,037.36/x
  3. Step 3: Cross multiply
    102,655.06x = 153,033.68 × 101,037.36
  4. Step 4: Simplify right side
    102,655.06x = 15,462,118,513.10
  5. Step 5: Solve for x
    x = 15,462,118,513.10/102,655.06
  6. Step 6: Final answer
    x = 150,622.08

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.