Home / 109,860.48-151,611.54-62,110.98

Finding the Fourth Proportional to 109,860.48, 151,611.54 and 62,110.98

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Solution

The fourth proportional to 109,860.48, 151,611.54 and 62,110.98 is: 85,715.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,860.48 : 151,611.54 = 62,110.98 : x
  2. Step 2: Convert to fraction form
    109,860.48/151,611.54 = 62,110.98/x
  3. Step 3: Cross multiply
    109,860.48x = 151,611.54 × 62,110.98
  4. Step 4: Simplify right side
    109,860.48x = 9,416,740,260.10
  5. Step 5: Solve for x
    x = 9,416,740,260.10/109,860.48
  6. Step 6: Final answer
    x = 85,715.45

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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.