Home / 61,980.32-85,529.37-33,685.82

Finding the Fourth Proportional to 61,980.32, 85,529.37 and 33,685.82

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Solution

The fourth proportional to 61,980.32, 85,529.37 and 33,685.82 is: 46,484.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,980.32 : 85,529.37 = 33,685.82 : x
  2. Step 2: Convert to fraction form
    61,980.32/85,529.37 = 33,685.82/x
  3. Step 3: Cross multiply
    61,980.32x = 85,529.37 × 33,685.82
  4. Step 4: Simplify right side
    61,980.32x = 2,881,126,962.53
  5. Step 5: Solve for x
    x = 2,881,126,962.53/61,980.32
  6. Step 6: Final answer
    x = 46,484.54

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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.