Home / 145,552.02-218,409.84-56,811.66

Finding the Fourth Proportional to 145,552.02, 218,409.84 and 56,811.66

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Solution

The fourth proportional to 145,552.02, 218,409.84 and 56,811.66 is: 85,249.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,552.02 : 218,409.84 = 56,811.66 : x
  2. Step 2: Convert to fraction form
    145,552.02/218,409.84 = 56,811.66/x
  3. Step 3: Cross multiply
    145,552.02x = 218,409.84 × 56,811.66
  4. Step 4: Simplify right side
    145,552.02x = 12,408,225,570.73
  5. Step 5: Solve for x
    x = 12,408,225,570.73/145,552.02
  6. Step 6: Final answer
    x = 85,249.42

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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.