Home / 85,824.14-118,444.30-47,595.68

Finding the Fourth Proportional to 85,824.14, 118,444.30 and 47,595.68

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Solution

The fourth proportional to 85,824.14, 118,444.30 and 47,595.68 is: 65,685.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,824.14 : 118,444.30 = 47,595.68 : x
  2. Step 2: Convert to fraction form
    85,824.14/118,444.30 = 47,595.68/x
  3. Step 3: Cross multiply
    85,824.14x = 118,444.30 × 47,595.68
  4. Step 4: Simplify right side
    85,824.14x = 5,637,437,000.62
  5. Step 5: Solve for x
    x = 5,637,437,000.62/85,824.14
  6. Step 6: Final answer
    x = 65,685.91

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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.