Home / 79,068.54-109,154.07-45,528.06

Finding the Fourth Proportional to 79,068.54, 109,154.07 and 45,528.06

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Solution

The fourth proportional to 79,068.54, 109,154.07 and 45,528.06 is: 62,851.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,068.54 : 109,154.07 = 45,528.06 : x
  2. Step 2: Convert to fraction form
    79,068.54/109,154.07 = 45,528.06/x
  3. Step 3: Cross multiply
    79,068.54x = 109,154.07 × 45,528.06
  4. Step 4: Simplify right side
    79,068.54x = 4,969,573,048.20
  5. Step 5: Solve for x
    x = 4,969,573,048.20/79,068.54
  6. Step 6: Final answer
    x = 62,851.46

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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.