Home / 61,925.77-85,458-33,631.46

Finding the Fourth Proportional to 61,925.77, 85,458 and 33,631.46

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Solution

The fourth proportional to 61,925.77, 85,458 and 33,631.46 is: 46,411.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,925.77 : 85,458 = 33,631.46 : x
  2. Step 2: Convert to fraction form
    61,925.77/85,458 = 33,631.46/x
  3. Step 3: Cross multiply
    61,925.77x = 85,458 × 33,631.46
  4. Step 4: Simplify right side
    61,925.77x = 2,874,077,308.68
  5. Step 5: Solve for x
    x = 2,874,077,308.68/61,925.77
  6. Step 6: Final answer
    x = 46,411.65

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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.