Home / 53,430.54-80,153.10-22,258.50

Finding the Fourth Proportional to 53,430.54, 80,153.10 and 22,258.50

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Solution

The fourth proportional to 53,430.54, 80,153.10 and 22,258.50 is: 33,390.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,430.54 : 80,153.10 = 22,258.50 : x
  2. Step 2: Convert to fraction form
    53,430.54/80,153.10 = 22,258.50/x
  3. Step 3: Cross multiply
    53,430.54x = 80,153.10 × 22,258.50
  4. Step 4: Simplify right side
    53,430.54x = 1,784,087,776.35
  5. Step 5: Solve for x
    x = 1,784,087,776.35/53,430.54
  6. Step 6: Final answer
    x = 33,390.79

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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.