Home / 117,152.39-161,670.06-63,437.24

Finding the Fourth Proportional to 117,152.39, 161,670.06 and 63,437.24

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Solution

The fourth proportional to 117,152.39, 161,670.06 and 63,437.24 is: 87,543.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,152.39 : 161,670.06 = 63,437.24 : x
  2. Step 2: Convert to fraction form
    117,152.39/161,670.06 = 63,437.24/x
  3. Step 3: Cross multiply
    117,152.39x = 161,670.06 × 63,437.24
  4. Step 4: Simplify right side
    117,152.39x = 10,255,902,801.21
  5. Step 5: Solve for x
    x = 10,255,902,801.21/117,152.39
  6. Step 6: Final answer
    x = 87,543.26

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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.