Home / 117,207.35-161,746.93-63,492.33

Finding the Fourth Proportional to 117,207.35, 161,746.93 and 63,492.33

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Solution

The fourth proportional to 117,207.35, 161,746.93 and 63,492.33 is: 87,619.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,207.35 : 161,746.93 = 63,492.33 : x
  2. Step 2: Convert to fraction form
    117,207.35/161,746.93 = 63,492.33/x
  3. Step 3: Cross multiply
    117,207.35x = 161,746.93 × 63,492.33
  4. Step 4: Simplify right side
    117,207.35x = 10,269,689,329.91
  5. Step 5: Solve for x
    x = 10,269,689,329.91/117,207.35
  6. Step 6: Final answer
    x = 87,619.84

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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.