Home / 118,358.08-163,334.48-70,610.40

Finding the Fourth Proportional to 118,358.08, 163,334.48 and 70,610.40

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Solution

The fourth proportional to 118,358.08, 163,334.48 and 70,610.40 is: 97,442.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,358.08 : 163,334.48 = 70,610.40 : x
  2. Step 2: Convert to fraction form
    118,358.08/163,334.48 = 70,610.40/x
  3. Step 3: Cross multiply
    118,358.08x = 163,334.48 × 70,610.40
  4. Step 4: Simplify right side
    118,358.08x = 11,533,112,613.54
  5. Step 5: Solve for x
    x = 11,533,112,613.54/118,358.08
  6. Step 6: Final answer
    x = 97,442.55

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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.