Home / 103,237.61-154,725.80-58,889.30

Finding the Fourth Proportional to 103,237.61, 154,725.80 and 58,889.30

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Solution

The fourth proportional to 103,237.61, 154,725.80 and 58,889.30 is: 88,259.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,237.61 : 154,725.80 = 58,889.30 : x
  2. Step 2: Convert to fraction form
    103,237.61/154,725.80 = 58,889.30/x
  3. Step 3: Cross multiply
    103,237.61x = 154,725.80 × 58,889.30
  4. Step 4: Simplify right side
    103,237.61x = 9,111,694,146.31
  5. Step 5: Solve for x
    x = 9,111,694,146.31/103,237.61
  6. Step 6: Final answer
    x = 88,259.44

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1.5x scale

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.