Home / 104,853.56-157,279.38-42,509.24

Finding the Fourth Proportional to 104,853.56, 157,279.38 and 42,509.24

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Solution

The fourth proportional to 104,853.56, 157,279.38 and 42,509.24 is: 63,763.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,853.56 : 157,279.38 = 42,509.24 : x
  2. Step 2: Convert to fraction form
    104,853.56/157,279.38 = 42,509.24/x
  3. Step 3: Cross multiply
    104,853.56x = 157,279.38 × 42,509.24
  4. Step 4: Simplify right side
    104,853.56x = 6,685,826,911.47
  5. Step 5: Solve for x
    x = 6,685,826,911.47/104,853.56
  6. Step 6: Final answer
    x = 63,763.47

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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.