Home / 140,398.02-193,637.79-106,057.35

Finding the Fourth Proportional to 140,398.02, 193,637.79 and 106,057.35

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Solution

The fourth proportional to 140,398.02, 193,637.79 and 106,057.35 is: 146,274.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,398.02 : 193,637.79 = 106,057.35 : x
  2. Step 2: Convert to fraction form
    140,398.02/193,637.79 = 106,057.35/x
  3. Step 3: Cross multiply
    140,398.02x = 193,637.79 × 106,057.35
  4. Step 4: Simplify right side
    140,398.02x = 20,536,710,867.26
  5. Step 5: Solve for x
    x = 20,536,710,867.26/140,398.02
  6. Step 6: Final answer
    x = 146,274.93

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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.