Home / 74,784.05-112,082.53-37,354.57

Finding the Fourth Proportional to 74,784.05, 112,082.53 and 37,354.57

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Solution

The fourth proportional to 74,784.05, 112,082.53 and 37,354.57 is: 55,985.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,784.05 : 112,082.53 = 37,354.57 : x
  2. Step 2: Convert to fraction form
    74,784.05/112,082.53 = 37,354.57/x
  3. Step 3: Cross multiply
    74,784.05x = 112,082.53 × 37,354.57
  4. Step 4: Simplify right side
    74,784.05x = 4,186,794,934.49
  5. Step 5: Solve for x
    x = 4,186,794,934.49/74,784.05
  6. Step 6: Final answer
    x = 55,985.13

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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.