Home / 49,000.63-67,588.61-38,913.07

Finding the Fourth Proportional to 49,000.63, 67,588.61 and 38,913.07

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Solution

The fourth proportional to 49,000.63, 67,588.61 and 38,913.07 is: 53,674.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,000.63 : 67,588.61 = 38,913.07 : x
  2. Step 2: Convert to fraction form
    49,000.63/67,588.61 = 38,913.07/x
  3. Step 3: Cross multiply
    49,000.63x = 67,588.61 × 38,913.07
  4. Step 4: Simplify right side
    49,000.63x = 2,630,080,409.42
  5. Step 5: Solve for x
    x = 2,630,080,409.42/49,000.63
  6. Step 6: Final answer
    x = 53,674.42

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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.