Home / 242,159.95-334,142.97-140,165.46

Finding the Fourth Proportional to 242,159.95, 334,142.97 and 140,165.46

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Solution

The fourth proportional to 242,159.95, 334,142.97 and 140,165.46 is: 193,406.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,159.95 : 334,142.97 = 140,165.46 : x
  2. Step 2: Convert to fraction form
    242,159.95/334,142.97 = 140,165.46/x
  3. Step 3: Cross multiply
    242,159.95x = 334,142.97 × 140,165.46
  4. Step 4: Simplify right side
    242,159.95x = 46,835,301,775.52
  5. Step 5: Solve for x
    x = 46,835,301,775.52/242,159.95
  6. Step 6: Final answer
    x = 193,406.47

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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.