Home / 114,269.84-157,701.48-84,192.56

Finding the Fourth Proportional to 114,269.84, 157,701.48 and 84,192.56

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Solution

The fourth proportional to 114,269.84, 157,701.48 and 84,192.56 is: 116,192.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,269.84 : 157,701.48 = 84,192.56 : x
  2. Step 2: Convert to fraction form
    114,269.84/157,701.48 = 84,192.56/x
  3. Step 3: Cross multiply
    114,269.84x = 157,701.48 × 84,192.56
  4. Step 4: Simplify right side
    114,269.84x = 13,277,291,316.99
  5. Step 5: Solve for x
    x = 13,277,291,316.99/114,269.84
  6. Step 6: Final answer
    x = 116,192.44

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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.