Home / 163,153.10-244,700.46-103,812.50

Finding the Fourth Proportional to 163,153.10, 244,700.46 and 103,812.50

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Solution

The fourth proportional to 163,153.10, 244,700.46 and 103,812.50 is: 155,700.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,153.10 : 244,700.46 = 103,812.50 : x
  2. Step 2: Convert to fraction form
    163,153.10/244,700.46 = 103,812.50/x
  3. Step 3: Cross multiply
    163,153.10x = 244,700.46 × 103,812.50
  4. Step 4: Simplify right side
    163,153.10x = 25,402,967,115.50
  5. Step 5: Solve for x
    x = 25,402,967,115.50/163,153.10
  6. Step 6: Final answer
    x = 155,700.18

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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.