Home / 114,950.31-172,426.35-40,070.23

Finding the Fourth Proportional to 114,950.31, 172,426.35 and 40,070.23

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Solution

The fourth proportional to 114,950.31, 172,426.35 and 40,070.23 is: 60,105.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,950.31 : 172,426.35 = 40,070.23 : x
  2. Step 2: Convert to fraction form
    114,950.31/172,426.35 = 40,070.23/x
  3. Step 3: Cross multiply
    114,950.31x = 172,426.35 × 40,070.23
  4. Step 4: Simplify right side
    114,950.31x = 6,909,163,221.76
  5. Step 5: Solve for x
    x = 6,909,163,221.76/114,950.31
  6. Step 6: Final answer
    x = 60,105.65

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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.