Home / 114,700.95-172,038.15-30,467.73

Finding the Fourth Proportional to 114,700.95, 172,038.15 and 30,467.73

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Solution

The fourth proportional to 114,700.95, 172,038.15 and 30,467.73 is: 45,698.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,700.95 : 172,038.15 = 30,467.73 : x
  2. Step 2: Convert to fraction form
    114,700.95/172,038.15 = 30,467.73/x
  3. Step 3: Cross multiply
    114,700.95x = 172,038.15 × 30,467.73
  4. Step 4: Simplify right side
    114,700.95x = 5,241,611,903.90
  5. Step 5: Solve for x
    x = 5,241,611,903.90/114,700.95
  6. Step 6: Final answer
    x = 45,698.07

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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.