Home / 55,950.12-83,925-38,366.64

Finding the Fourth Proportional to 55,950.12, 83,925 and 38,366.64

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Solution

The fourth proportional to 55,950.12, 83,925 and 38,366.64 is: 57,549.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,950.12 : 83,925 = 38,366.64 : x
  2. Step 2: Convert to fraction form
    55,950.12/83,925 = 38,366.64/x
  3. Step 3: Cross multiply
    55,950.12x = 83,925 × 38,366.64
  4. Step 4: Simplify right side
    55,950.12x = 3,219,920,262
  5. Step 5: Solve for x
    x = 3,219,920,262/55,950.12
  6. Step 6: Final answer
    x = 57,549.84

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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.