Home / 92,933.78-128,248.58-50,492.48

Finding the Fourth Proportional to 92,933.78, 128,248.58 and 50,492.48

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Solution

The fourth proportional to 92,933.78, 128,248.58 and 50,492.48 is: 69,679.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,933.78 : 128,248.58 = 50,492.48 : x
  2. Step 2: Convert to fraction form
    92,933.78/128,248.58 = 50,492.48/x
  3. Step 3: Cross multiply
    92,933.78x = 128,248.58 × 50,492.48
  4. Step 4: Simplify right side
    92,933.78x = 6,475,588,345.67
  5. Step 5: Solve for x
    x = 6,475,588,345.67/92,933.78
  6. Step 6: Final answer
    x = 69,679.60

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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.