Home / 212,005.48-292,564.20-116,510.14

Finding the Fourth Proportional to 212,005.48, 292,564.20 and 116,510.14

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Solution

The fourth proportional to 212,005.48, 292,564.20 and 116,510.14 is: 160,782.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,005.48 : 292,564.20 = 116,510.14 : x
  2. Step 2: Convert to fraction form
    212,005.48/292,564.20 = 116,510.14/x
  3. Step 3: Cross multiply
    212,005.48x = 292,564.20 × 116,510.14
  4. Step 4: Simplify right side
    212,005.48x = 34,086,695,900.99
  5. Step 5: Solve for x
    x = 34,086,695,900.99/212,005.48
  6. Step 6: Final answer
    x = 160,782.15

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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.