Home / 166,643.08-249,990.54-54,297.16

Finding the Fourth Proportional to 166,643.08, 249,990.54 and 54,297.16

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Solution

The fourth proportional to 166,643.08, 249,990.54 and 54,297.16 is: 81,454.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,643.08 : 249,990.54 = 54,297.16 : x
  2. Step 2: Convert to fraction form
    166,643.08/249,990.54 = 54,297.16/x
  3. Step 3: Cross multiply
    166,643.08x = 249,990.54 × 54,297.16
  4. Step 4: Simplify right side
    166,643.08x = 13,573,776,348.87
  5. Step 5: Solve for x
    x = 13,573,776,348.87/166,643.08
  6. Step 6: Final answer
    x = 81,454.19

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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.