Home / 98,320.92-147,629.07-56,248.50

Finding the Fourth Proportional to 98,320.92, 147,629.07 and 56,248.50

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Solution

The fourth proportional to 98,320.92, 147,629.07 and 56,248.50 is: 84,457.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,320.92 : 147,629.07 = 56,248.50 : x
  2. Step 2: Convert to fraction form
    98,320.92/147,629.07 = 56,248.50/x
  3. Step 3: Cross multiply
    98,320.92x = 147,629.07 × 56,248.50
  4. Step 4: Simplify right side
    98,320.92x = 8,303,913,743.90
  5. Step 5: Solve for x
    x = 8,303,913,743.90/98,320.92
  6. Step 6: Final answer
    x = 84,457.24

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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.