Home / 98,365.50-147,509.37-48,409.02

Finding the Fourth Proportional to 98,365.50, 147,509.37 and 48,409.02

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Solution

The fourth proportional to 98,365.50, 147,509.37 and 48,409.02 is: 72,594.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,365.50 : 147,509.37 = 48,409.02 : x
  2. Step 2: Convert to fraction form
    98,365.50/147,509.37 = 48,409.02/x
  3. Step 3: Cross multiply
    98,365.50x = 147,509.37 × 48,409.02
  4. Step 4: Simplify right side
    98,365.50x = 7,140,784,042.52
  5. Step 5: Solve for x
    x = 7,140,784,042.52/98,365.50
  6. Step 6: Final answer
    x = 72,594.40

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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.