Home / 180,344.25-248,886.59-100,856.25

Finding the Fourth Proportional to 180,344.25, 248,886.59 and 100,856.25

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Solution

The fourth proportional to 180,344.25, 248,886.59 and 100,856.25 is: 139,188.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,344.25 : 248,886.59 = 100,856.25 : x
  2. Step 2: Convert to fraction form
    180,344.25/248,886.59 = 100,856.25/x
  3. Step 3: Cross multiply
    180,344.25x = 248,886.59 × 100,856.25
  4. Step 4: Simplify right side
    180,344.25x = 25,101,767,638.41
  5. Step 5: Solve for x
    x = 25,101,767,638.41/180,344.25
  6. Step 6: Final answer
    x = 139,188.07

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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.