Home / 163,626.56-245,440.16-45,298.26

Finding the Fourth Proportional to 163,626.56, 245,440.16 and 45,298.26

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Solution

The fourth proportional to 163,626.56, 245,440.16 and 45,298.26 is: 67,947.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,626.56 : 245,440.16 = 45,298.26 : x
  2. Step 2: Convert to fraction form
    163,626.56/245,440.16 = 45,298.26/x
  3. Step 3: Cross multiply
    163,626.56x = 245,440.16 × 45,298.26
  4. Step 4: Simplify right side
    163,626.56x = 11,118,012,182.12
  5. Step 5: Solve for x
    x = 11,118,012,182.12/163,626.56
  6. Step 6: Final answer
    x = 67,947.48

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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.