Home / 114,275.45-157,647.75-74,002.19

Finding the Fourth Proportional to 114,275.45, 157,647.75 and 74,002.19

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Solution

The fourth proportional to 114,275.45, 157,647.75 and 74,002.19 is: 102,089.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,275.45 : 157,647.75 = 74,002.19 : x
  2. Step 2: Convert to fraction form
    114,275.45/157,647.75 = 74,002.19/x
  3. Step 3: Cross multiply
    114,275.45x = 157,647.75 × 74,002.19
  4. Step 4: Simplify right side
    114,275.45x = 11,666,277,960.33
  5. Step 5: Solve for x
    x = 11,666,277,960.33/114,275.45
  6. Step 6: Final answer
    x = 102,089.11

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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.