Home / 129,293.53-193,898.54-47,123.06

Finding the Fourth Proportional to 129,293.53, 193,898.54 and 47,123.06

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Solution

The fourth proportional to 129,293.53, 193,898.54 and 47,123.06 is: 70,669.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,293.53 : 193,898.54 = 47,123.06 : x
  2. Step 2: Convert to fraction form
    129,293.53/193,898.54 = 47,123.06/x
  3. Step 3: Cross multiply
    129,293.53x = 193,898.54 × 47,123.06
  4. Step 4: Simplify right side
    129,293.53x = 9,137,091,682.65
  5. Step 5: Solve for x
    x = 9,137,091,682.65/129,293.53
  6. Step 6: Final answer
    x = 70,669.37

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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.