Home / 61,160.40-84,409.16-36,012.24

Finding the Fourth Proportional to 61,160.40, 84,409.16 and 36,012.24

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Solution

The fourth proportional to 61,160.40, 84,409.16 and 36,012.24 is: 49,701.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,160.40 : 84,409.16 = 36,012.24 : x
  2. Step 2: Convert to fraction form
    61,160.40/84,409.16 = 36,012.24/x
  3. Step 3: Cross multiply
    61,160.40x = 84,409.16 × 36,012.24
  4. Step 4: Simplify right side
    61,160.40x = 3,039,762,928.12
  5. Step 5: Solve for x
    x = 3,039,762,928.12/61,160.40
  6. Step 6: Final answer
    x = 49,701.49

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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.