Home / 212,154.48-292,763.16-116,665.20

Finding the Fourth Proportional to 212,154.48, 292,763.16 and 116,665.20

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Solution

The fourth proportional to 212,154.48, 292,763.16 and 116,665.20 is: 160,992.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,154.48 : 292,763.16 = 116,665.20 : x
  2. Step 2: Convert to fraction form
    212,154.48/292,763.16 = 116,665.20/x
  3. Step 3: Cross multiply
    212,154.48x = 292,763.16 × 116,665.20
  4. Step 4: Simplify right side
    212,154.48x = 34,155,272,614.03
  5. Step 5: Solve for x
    x = 34,155,272,614.03/212,154.48
  6. Step 6: Final answer
    x = 160,992.46

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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.