Home / 189,871.04-262,011.56-104,982.50

Finding the Fourth Proportional to 189,871.04, 262,011.56 and 104,982.50

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Solution

The fourth proportional to 189,871.04, 262,011.56 and 104,982.50 is: 144,870.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,871.04 : 262,011.56 = 104,982.50 : x
  2. Step 2: Convert to fraction form
    189,871.04/262,011.56 = 104,982.50/x
  3. Step 3: Cross multiply
    189,871.04x = 262,011.56 × 104,982.50
  4. Step 4: Simplify right side
    189,871.04x = 27,506,628,597.70
  5. Step 5: Solve for x
    x = 27,506,628,597.70/189,871.04
  6. Step 6: Final answer
    x = 144,870.06

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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.