Home / 85,017.40-127,574.70-32,464.60

Finding the Fourth Proportional to 85,017.40, 127,574.70 and 32,464.60

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Solution

The fourth proportional to 85,017.40, 127,574.70 and 32,464.60 is: 48,715.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,017.40 : 127,574.70 = 32,464.60 : x
  2. Step 2: Convert to fraction form
    85,017.40/127,574.70 = 32,464.60/x
  3. Step 3: Cross multiply
    85,017.40x = 127,574.70 × 32,464.60
  4. Step 4: Simplify right side
    85,017.40x = 4,141,661,605.62
  5. Step 5: Solve for x
    x = 4,141,661,605.62/85,017.40
  6. Step 6: Final answer
    x = 48,715.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.