Home / 98,025.77-147,024.75-31,457.28

Finding the Fourth Proportional to 98,025.77, 147,024.75 and 31,457.28

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Solution

The fourth proportional to 98,025.77, 147,024.75 and 31,457.28 is: 47,181.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,025.77 : 147,024.75 = 31,457.28 : x
  2. Step 2: Convert to fraction form
    98,025.77/147,024.75 = 31,457.28/x
  3. Step 3: Cross multiply
    98,025.77x = 147,024.75 × 31,457.28
  4. Step 4: Simplify right side
    98,025.77x = 4,624,999,279.02
  5. Step 5: Solve for x
    x = 4,624,999,279.02/98,025.77
  6. Step 6: Final answer
    x = 47,181.47

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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.