Home / 56,670.76-78,176.10-36,522.28

Finding the Fourth Proportional to 56,670.76, 78,176.10 and 36,522.28

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Solution

The fourth proportional to 56,670.76, 78,176.10 and 36,522.28 is: 50,381.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,670.76 : 78,176.10 = 36,522.28 : x
  2. Step 2: Convert to fraction form
    56,670.76/78,176.10 = 36,522.28/x
  3. Step 3: Cross multiply
    56,670.76x = 78,176.10 × 36,522.28
  4. Step 4: Simplify right side
    56,670.76x = 2,855,169,413.51
  5. Step 5: Solve for x
    x = 2,855,169,413.51/56,670.76
  6. Step 6: Final answer
    x = 50,381.70

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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.