Home / 47,252.40-70,878.60-38,612.40

Finding the Fourth Proportional to 47,252.40, 70,878.60 and 38,612.40

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Solution

The fourth proportional to 47,252.40, 70,878.60 and 38,612.40 is: 57,918.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,252.40 : 70,878.60 = 38,612.40 : x
  2. Step 2: Convert to fraction form
    47,252.40/70,878.60 = 38,612.40/x
  3. Step 3: Cross multiply
    47,252.40x = 70,878.60 × 38,612.40
  4. Step 4: Simplify right side
    47,252.40x = 2,736,792,854.64
  5. Step 5: Solve for x
    x = 2,736,792,854.64/47,252.40
  6. Step 6: Final answer
    x = 57,918.60

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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.