Home / 188,389.05-260,045.24-124,747.35

Finding the Fourth Proportional to 188,389.05, 260,045.24 and 124,747.35

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Solution

The fourth proportional to 188,389.05, 260,045.24 and 124,747.35 is: 172,196.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,389.05 : 260,045.24 = 124,747.35 : x
  2. Step 2: Convert to fraction form
    188,389.05/260,045.24 = 124,747.35/x
  3. Step 3: Cross multiply
    188,389.05x = 260,045.24 × 124,747.35
  4. Step 4: Simplify right side
    188,389.05x = 32,439,953,946.38
  5. Step 5: Solve for x
    x = 32,439,953,946.38/188,389.05
  6. Step 6: Final answer
    x = 172,196.60

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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.