Home / 99,252.05-136,952.40-58,964.77

Finding the Fourth Proportional to 99,252.05, 136,952.40 and 58,964.77

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Solution

The fourth proportional to 99,252.05, 136,952.40 and 58,964.77 is: 81,362.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,252.05 : 136,952.40 = 58,964.77 : x
  2. Step 2: Convert to fraction form
    99,252.05/136,952.40 = 58,964.77/x
  3. Step 3: Cross multiply
    99,252.05x = 136,952.40 × 58,964.77
  4. Step 4: Simplify right side
    99,252.05x = 8,075,367,159.26
  5. Step 5: Solve for x
    x = 8,075,367,159.26/99,252.05
  6. Step 6: Final answer
    x = 81,362.22

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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.