Home / 98,869.04-148,318.02-28,739.24

Finding the Fourth Proportional to 98,869.04, 148,318.02 and 28,739.24

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Solution

The fourth proportional to 98,869.04, 148,318.02 and 28,739.24 is: 43,113.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,869.04 : 148,318.02 = 28,739.24 : x
  2. Step 2: Convert to fraction form
    98,869.04/148,318.02 = 28,739.24/x
  3. Step 3: Cross multiply
    98,869.04x = 148,318.02 × 28,739.24
  4. Step 4: Simplify right side
    98,869.04x = 4,262,547,173.10
  5. Step 5: Solve for x
    x = 4,262,547,173.10/98,869.04
  6. Step 6: Final answer
    x = 43,113.06

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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.