Home / 92,597.18-127,784.37-50,155.70

Finding the Fourth Proportional to 92,597.18, 127,784.37 and 50,155.70

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Solution

The fourth proportional to 92,597.18, 127,784.37 and 50,155.70 is: 69,215.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,597.18 : 127,784.37 = 50,155.70 : x
  2. Step 2: Convert to fraction form
    92,597.18/127,784.37 = 50,155.70/x
  3. Step 3: Cross multiply
    92,597.18x = 127,784.37 × 50,155.70
  4. Step 4: Simplify right side
    92,597.18x = 6,409,113,887.49
  5. Step 5: Solve for x
    x = 6,409,113,887.49/92,597.18
  6. Step 6: Final answer
    x = 69,215.00

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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.