Home / 98,875.04-136,450.96-54,163.04

Finding the Fourth Proportional to 98,875.04, 136,450.96 and 54,163.04

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Solution

The fourth proportional to 98,875.04, 136,450.96 and 54,163.04 is: 74,746.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,875.04 : 136,450.96 = 54,163.04 : x
  2. Step 2: Convert to fraction form
    98,875.04/136,450.96 = 54,163.04/x
  3. Step 3: Cross multiply
    98,875.04x = 136,450.96 × 54,163.04
  4. Step 4: Simplify right side
    98,875.04x = 7,390,598,804.52
  5. Step 5: Solve for x
    x = 7,390,598,804.52/98,875.04
  6. Step 6: Final answer
    x = 74,746.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.