Home / 94,773.04-130,680.18-77,491.50

Finding the Fourth Proportional to 94,773.04, 130,680.18 and 77,491.50

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Solution

The fourth proportional to 94,773.04, 130,680.18 and 77,491.50 is: 106,851.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,773.04 : 130,680.18 = 77,491.50 : x
  2. Step 2: Convert to fraction form
    94,773.04/130,680.18 = 77,491.50/x
  3. Step 3: Cross multiply
    94,773.04x = 130,680.18 × 77,491.50
  4. Step 4: Simplify right side
    94,773.04x = 10,126,603,168.47
  5. Step 5: Solve for x
    x = 10,126,603,168.47/94,773.04
  6. Step 6: Final answer
    x = 106,851.10

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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.