Home / 105,204.48-145,176.30-59,893.50

Finding the Fourth Proportional to 105,204.48, 145,176.30 and 59,893.50

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Solution

The fourth proportional to 105,204.48, 145,176.30 and 59,893.50 is: 82,649.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,204.48 : 145,176.30 = 59,893.50 : x
  2. Step 2: Convert to fraction form
    105,204.48/145,176.30 = 59,893.50/x
  3. Step 3: Cross multiply
    105,204.48x = 145,176.30 × 59,893.50
  4. Step 4: Simplify right side
    105,204.48x = 8,695,116,724.05
  5. Step 5: Solve for x
    x = 8,695,116,724.05/105,204.48
  6. Step 6: Final answer
    x = 82,649.68

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1.5x scale

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.