Home / 174,840.57-241,278.89-99,389.07

Finding the Fourth Proportional to 174,840.57, 241,278.89 and 99,389.07

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Solution

The fourth proportional to 174,840.57, 241,278.89 and 99,389.07 is: 137,156.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,840.57 : 241,278.89 = 99,389.07 : x
  2. Step 2: Convert to fraction form
    174,840.57/241,278.89 = 99,389.07/x
  3. Step 3: Cross multiply
    174,840.57x = 241,278.89 × 99,389.07
  4. Step 4: Simplify right side
    174,840.57x = 23,980,483,990.79
  5. Step 5: Solve for x
    x = 23,980,483,990.79/174,840.57
  6. Step 6: Final answer
    x = 137,156.29

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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.