Home / 212,036.90-292,610.49-116,543.30

Finding the Fourth Proportional to 212,036.90, 292,610.49 and 116,543.30

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Solution

The fourth proportional to 212,036.90, 292,610.49 and 116,543.30 is: 160,829.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,036.90 : 292,610.49 = 116,543.30 : x
  2. Step 2: Convert to fraction form
    212,036.90/292,610.49 = 116,543.30/x
  3. Step 3: Cross multiply
    212,036.90x = 292,610.49 × 116,543.30
  4. Step 4: Simplify right side
    212,036.90x = 34,101,792,119.22
  5. Step 5: Solve for x
    x = 34,101,792,119.22/212,036.90
  6. Step 6: Final answer
    x = 160,829.52

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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.