Home / 212,152.48-292,760.40-116,663.20

Finding the Fourth Proportional to 212,152.48, 292,760.40 and 116,663.20

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Solution

The fourth proportional to 212,152.48, 292,760.40 and 116,663.20 is: 160,989.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,152.48 : 292,760.40 = 116,663.20 : x
  2. Step 2: Convert to fraction form
    212,152.48/292,760.40 = 116,663.20/x
  3. Step 3: Cross multiply
    212,152.48x = 292,760.40 × 116,663.20
  4. Step 4: Simplify right side
    212,152.48x = 34,154,365,097.28
  5. Step 5: Solve for x
    x = 34,154,365,097.28/212,152.48
  6. Step 6: Final answer
    x = 160,989.70

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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.