Home / 357,983.60-536,975.19-105,266.18

Finding the Fourth Proportional to 357,983.60, 536,975.19 and 105,266.18

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Solution

The fourth proportional to 357,983.60, 536,975.19 and 105,266.18 is: 157,899.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,983.60 : 536,975.19 = 105,266.18 : x
  2. Step 2: Convert to fraction form
    357,983.60/536,975.19 = 105,266.18/x
  3. Step 3: Cross multiply
    357,983.60x = 536,975.19 × 105,266.18
  4. Step 4: Simplify right side
    357,983.60x = 56,525,328,348.51
  5. Step 5: Solve for x
    x = 56,525,328,348.51/357,983.60
  6. Step 6: Final answer
    x = 157,899.21

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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.