Home / 99,254.04-136,955.16-58,966.78

Finding the Fourth Proportional to 99,254.04, 136,955.16 and 58,966.78

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Solution

The fourth proportional to 99,254.04, 136,955.16 and 58,966.78 is: 81,365.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,254.04 : 136,955.16 = 58,966.78 : x
  2. Step 2: Convert to fraction form
    99,254.04/136,955.16 = 58,966.78/x
  3. Step 3: Cross multiply
    99,254.04x = 136,955.16 × 58,966.78
  4. Step 4: Simplify right side
    99,254.04x = 8,075,804,789.58
  5. Step 5: Solve for x
    x = 8,075,804,789.58/99,254.04
  6. Step 6: Final answer
    x = 81,365.00

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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.