Home / 212,944.51-319,483.28-63,185.55

Finding the Fourth Proportional to 212,944.51, 319,483.28 and 63,185.55

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Solution

The fourth proportional to 212,944.51, 319,483.28 and 63,185.55 is: 94,798.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,944.51 : 319,483.28 = 63,185.55 : x
  2. Step 2: Convert to fraction form
    212,944.51/319,483.28 = 63,185.55/x
  3. Step 3: Cross multiply
    212,944.51x = 319,483.28 × 63,185.55
  4. Step 4: Simplify right side
    212,944.51x = 20,186,726,762.60
  5. Step 5: Solve for x
    x = 20,186,726,762.60/212,944.51
  6. Step 6: Final answer
    x = 94,798.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.