Home / 161,612.60-223,056.54-97,985.24

Finding the Fourth Proportional to 161,612.60, 223,056.54 and 97,985.24

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Solution

The fourth proportional to 161,612.60, 223,056.54 and 97,985.24 is: 135,238.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,612.60 : 223,056.54 = 97,985.24 : x
  2. Step 2: Convert to fraction form
    161,612.60/223,056.54 = 97,985.24/x
  3. Step 3: Cross multiply
    161,612.60x = 223,056.54 × 97,985.24
  4. Step 4: Simplify right side
    161,612.60x = 21,856,248,605.47
  5. Step 5: Solve for x
    x = 21,856,248,605.47/161,612.60
  6. Step 6: Final answer
    x = 135,238.52

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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.