Home / 125,666.55-173,417.85-69,076.71

Finding the Fourth Proportional to 125,666.55, 173,417.85 and 69,076.71

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Solution

The fourth proportional to 125,666.55, 173,417.85 and 69,076.71 is: 95,324.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,666.55 : 173,417.85 = 69,076.71 : x
  2. Step 2: Convert to fraction form
    125,666.55/173,417.85 = 69,076.71/x
  3. Step 3: Cross multiply
    125,666.55x = 173,417.85 × 69,076.71
  4. Step 4: Simplify right side
    125,666.55x = 11,979,134,533.27
  5. Step 5: Solve for x
    x = 11,979,134,533.27/125,666.55
  6. Step 6: Final answer
    x = 95,324.77

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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.