Home / 125,668.01-173,364.05-111,342.47

Finding the Fourth Proportional to 125,668.01, 173,364.05 and 111,342.47

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Solution

The fourth proportional to 125,668.01, 173,364.05 and 111,342.47 is: 153,601.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,668.01 : 173,364.05 = 111,342.47 : x
  2. Step 2: Convert to fraction form
    125,668.01/173,364.05 = 111,342.47/x
  3. Step 3: Cross multiply
    125,668.01x = 173,364.05 × 111,342.47
  4. Step 4: Simplify right side
    125,668.01x = 19,302,780,947.74
  5. Step 5: Solve for x
    x = 19,302,780,947.74/125,668.01
  6. Step 6: Final answer
    x = 153,601.39

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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.