Home / 146,477.51-202,054.88-86,037.04

Finding the Fourth Proportional to 146,477.51, 202,054.88 and 86,037.04

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Solution

The fourth proportional to 146,477.51, 202,054.88 and 86,037.04 is: 118,681.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,477.51 : 202,054.88 = 86,037.04 : x
  2. Step 2: Convert to fraction form
    146,477.51/202,054.88 = 86,037.04/x
  3. Step 3: Cross multiply
    146,477.51x = 202,054.88 × 86,037.04
  4. Step 4: Simplify right side
    146,477.51x = 17,384,202,881.88
  5. Step 5: Solve for x
    x = 17,384,202,881.88/146,477.51
  6. Step 6: Final answer
    x = 118,681.72

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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.