Home / 118,014.60-162,847.08-70,258.62

Finding the Fourth Proportional to 118,014.60, 162,847.08 and 70,258.62

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Solution

The fourth proportional to 118,014.60, 162,847.08 and 70,258.62 is: 96,949.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,014.60 : 162,847.08 = 70,258.62 : x
  2. Step 2: Convert to fraction form
    118,014.60/162,847.08 = 70,258.62/x
  3. Step 3: Cross multiply
    118,014.60x = 162,847.08 × 70,258.62
  4. Step 4: Simplify right side
    118,014.60x = 11,441,411,111.83
  5. Step 5: Solve for x
    x = 11,441,411,111.83/118,014.60
  6. Step 6: Final answer
    x = 96,949.12

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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.