Home / 155,318.21-232,829.67-99,000.23

Finding the Fourth Proportional to 155,318.21, 232,829.67 and 99,000.23

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Solution

The fourth proportional to 155,318.21, 232,829.67 and 99,000.23 is: 148,406.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,318.21 : 232,829.67 = 99,000.23 : x
  2. Step 2: Convert to fraction form
    155,318.21/232,829.67 = 99,000.23/x
  3. Step 3: Cross multiply
    155,318.21x = 232,829.67 × 99,000.23
  4. Step 4: Simplify right side
    155,318.21x = 23,050,190,087.93
  5. Step 5: Solve for x
    x = 23,050,190,087.93/155,318.21
  6. Step 6: Final answer
    x = 148,406.23

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1.5x scale

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.