Home / 56,303.36-77,708.10-36,164.86

Finding the Fourth Proportional to 56,303.36, 77,708.10 and 36,164.86

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Solution

The fourth proportional to 56,303.36, 77,708.10 and 36,164.86 is: 49,913.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,303.36 : 77,708.10 = 36,164.86 : x
  2. Step 2: Convert to fraction form
    56,303.36/77,708.10 = 36,164.86/x
  3. Step 3: Cross multiply
    56,303.36x = 77,708.10 × 36,164.86
  4. Step 4: Simplify right side
    56,303.36x = 2,810,302,557.37
  5. Step 5: Solve for x
    x = 2,810,302,557.37/56,303.36
  6. Step 6: Final answer
    x = 49,913.59

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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.