Home / 212,074.02-292,486.01-140,460.30

Finding the Fourth Proportional to 212,074.02, 292,486.01 and 140,460.30

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Solution

The fourth proportional to 212,074.02, 292,486.01 and 140,460.30 is: 193,718.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,074.02 : 292,486.01 = 140,460.30 : x
  2. Step 2: Convert to fraction form
    212,074.02/292,486.01 = 140,460.30/x
  3. Step 3: Cross multiply
    212,074.02x = 292,486.01 × 140,460.30
  4. Step 4: Simplify right side
    212,074.02x = 41,082,672,008.10
  5. Step 5: Solve for x
    x = 41,082,672,008.10/212,074.02
  6. Step 6: Final answer
    x = 193,718.55

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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.