Home / 96,981.48-145,472.40-26,860.98

Finding the Fourth Proportional to 96,981.48, 145,472.40 and 26,860.98

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Solution

The fourth proportional to 96,981.48, 145,472.40 and 26,860.98 is: 40,291.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,981.48 : 145,472.40 = 26,860.98 : x
  2. Step 2: Convert to fraction form
    96,981.48/145,472.40 = 26,860.98/x
  3. Step 3: Cross multiply
    96,981.48x = 145,472.40 × 26,860.98
  4. Step 4: Simplify right side
    96,981.48x = 3,907,531,226.95
  5. Step 5: Solve for x
    x = 3,907,531,226.95/96,981.48
  6. Step 6: Final answer
    x = 40,291.52

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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.