Home / 140,415.32-193,625.88-92,607.68

Finding the Fourth Proportional to 140,415.32, 193,625.88 and 92,607.68

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Solution

The fourth proportional to 140,415.32, 193,625.88 and 92,607.68 is: 127,701.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,415.32 : 193,625.88 = 92,607.68 : x
  2. Step 2: Convert to fraction form
    140,415.32/193,625.88 = 92,607.68/x
  3. Step 3: Cross multiply
    140,415.32x = 193,625.88 × 92,607.68
  4. Step 4: Simplify right side
    140,415.32x = 17,931,243,534.76
  5. Step 5: Solve for x
    x = 17,931,243,534.76/140,415.32
  6. Step 6: Final answer
    x = 127,701.48

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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.