Home / 103,684.45-155,526.61-59,280.07

Finding the Fourth Proportional to 103,684.45, 155,526.61 and 59,280.07

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Solution

The fourth proportional to 103,684.45, 155,526.61 and 59,280.07 is: 88,920.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,684.45 : 155,526.61 = 59,280.07 : x
  2. Step 2: Convert to fraction form
    103,684.45/155,526.61 = 59,280.07/x
  3. Step 3: Cross multiply
    103,684.45x = 155,526.61 × 59,280.07
  4. Step 4: Simplify right side
    103,684.45x = 9,219,627,790.65
  5. Step 5: Solve for x
    x = 9,219,627,790.65/103,684.45
  6. Step 6: Final answer
    x = 88,920.06

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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.