Home / 249,709.23-374,619.83-72,230.00

Finding the Fourth Proportional to 249,709.23, 374,619.83 and 72,230.00

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Solution

The fourth proportional to 249,709.23, 374,619.83 and 72,230.00 is: 108,361.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,709.23 : 374,619.83 = 72,230.00 : x
  2. Step 2: Convert to fraction form
    249,709.23/374,619.83 = 72,230.00/x
  3. Step 3: Cross multiply
    249,709.23x = 374,619.83 × 72,230.00
  4. Step 4: Simplify right side
    249,709.23x = 27,058,788,086.65
  5. Step 5: Solve for x
    x = 27,058,788,086.65/249,709.23
  6. Step 6: Final answer
    x = 108,361.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.