Home / 117,017.34-161,483.44-63,302.22

Finding the Fourth Proportional to 117,017.34, 161,483.44 and 63,302.22

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Solution

The fourth proportional to 117,017.34, 161,483.44 and 63,302.22 is: 87,356.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,017.34 : 161,483.44 = 63,302.22 : x
  2. Step 2: Convert to fraction form
    117,017.34/161,483.44 = 63,302.22/x
  3. Step 3: Cross multiply
    117,017.34x = 161,483.44 × 63,302.22
  4. Step 4: Simplify right side
    117,017.34x = 10,222,260,648.95
  5. Step 5: Solve for x
    x = 10,222,260,648.95/117,017.34
  6. Step 6: Final answer
    x = 87,356.80

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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.