Home / 110,947.34-153,069.93-63,166.86

Finding the Fourth Proportional to 110,947.34, 153,069.93 and 63,166.86

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Solution

The fourth proportional to 110,947.34, 153,069.93 and 63,166.86 is: 87,148.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,947.34 : 153,069.93 = 63,166.86 : x
  2. Step 2: Convert to fraction form
    110,947.34/153,069.93 = 63,166.86/x
  3. Step 3: Cross multiply
    110,947.34x = 153,069.93 × 63,166.86
  4. Step 4: Simplify right side
    110,947.34x = 9,668,946,838.52
  5. Step 5: Solve for x
    x = 9,668,946,838.52/110,947.34
  6. Step 6: Final answer
    x = 87,148.97

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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.