Home / 75,125.66-103,666.23-44,904.98

Finding the Fourth Proportional to 75,125.66, 103,666.23 and 44,904.98

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Solution

The fourth proportional to 75,125.66, 103,666.23 and 44,904.98 is: 61,964.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,125.66 : 103,666.23 = 44,904.98 : x
  2. Step 2: Convert to fraction form
    75,125.66/103,666.23 = 44,904.98/x
  3. Step 3: Cross multiply
    75,125.66x = 103,666.23 × 44,904.98
  4. Step 4: Simplify right side
    75,125.66x = 4,655,129,984.83
  5. Step 5: Solve for x
    x = 4,655,129,984.83/75,125.66
  6. Step 6: Final answer
    x = 61,964.58

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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.