Home / 98,567.58-136,023.14-53,245.55

Finding the Fourth Proportional to 98,567.58, 136,023.14 and 53,245.55

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Solution

The fourth proportional to 98,567.58, 136,023.14 and 53,245.55 is: 73,478.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,567.58 : 136,023.14 = 53,245.55 : x
  2. Step 2: Convert to fraction form
    98,567.58/136,023.14 = 53,245.55/x
  3. Step 3: Cross multiply
    98,567.58x = 136,023.14 × 53,245.55
  4. Step 4: Simplify right side
    98,567.58x = 7,242,627,337.76
  5. Step 5: Solve for x
    x = 7,242,627,337.76/98,567.58
  6. Step 6: Final answer
    x = 73,478.80

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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.