Home / 353,022.14-487,173.54-191,877.17

Finding the Fourth Proportional to 353,022.14, 487,173.54 and 191,877.17

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Solution

The fourth proportional to 353,022.14, 487,173.54 and 191,877.17 is: 264,792.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,022.14 : 487,173.54 = 191,877.17 : x
  2. Step 2: Convert to fraction form
    353,022.14/487,173.54 = 191,877.17/x
  3. Step 3: Cross multiply
    353,022.14x = 487,173.54 × 191,877.17
  4. Step 4: Simplify right side
    353,022.14x = 93,477,477,718.21
  5. Step 5: Solve for x
    x = 93,477,477,718.21/353,022.14
  6. Step 6: Final answer
    x = 264,792.11

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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.