Home / 94,220.54-130,018.23-53,934.62

Finding the Fourth Proportional to 94,220.54, 130,018.23 and 53,934.62

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Solution

The fourth proportional to 94,220.54, 130,018.23 and 53,934.62 is: 74,426.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,220.54 : 130,018.23 = 53,934.62 : x
  2. Step 2: Convert to fraction form
    94,220.54/130,018.23 = 53,934.62/x
  3. Step 3: Cross multiply
    94,220.54x = 130,018.23 × 53,934.62
  4. Step 4: Simplify right side
    94,220.54x = 7,012,483,828.12
  5. Step 5: Solve for x
    x = 7,012,483,828.12/94,220.54
  6. Step 6: Final answer
    x = 74,426.28

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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.