Home / 38,000.78-52,160.14-36,376.94

Finding the Fourth Proportional to 38,000.78, 52,160.14 and 36,376.94

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Solution

The fourth proportional to 38,000.78, 52,160.14 and 36,376.94 is: 49,931.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,000.78 : 52,160.14 = 36,376.94 : x
  2. Step 2: Convert to fraction form
    38,000.78/52,160.14 = 36,376.94/x
  3. Step 3: Cross multiply
    38,000.78x = 52,160.14 × 36,376.94
  4. Step 4: Simplify right side
    38,000.78x = 1,897,426,283.17
  5. Step 5: Solve for x
    x = 1,897,426,283.17/38,000.78
  6. Step 6: Final answer
    x = 49,931.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.