Home / 56,270.66-77,663.90-36,152.70

Finding the Fourth Proportional to 56,270.66, 77,663.90 and 36,152.70

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Solution

The fourth proportional to 56,270.66, 77,663.90 and 36,152.70 is: 49,897.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,270.66 : 77,663.90 = 36,152.70 : x
  2. Step 2: Convert to fraction form
    56,270.66/77,663.90 = 36,152.70/x
  3. Step 3: Cross multiply
    56,270.66x = 77,663.90 × 36,152.70
  4. Step 4: Simplify right side
    56,270.66x = 2,807,759,677.53
  5. Step 5: Solve for x
    x = 2,807,759,677.53/56,270.66
  6. Step 6: Final answer
    x = 49,897.40

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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.