Home / 94,325.31-130,170.65-51,305.67

Finding the Fourth Proportional to 94,325.31, 130,170.65 and 51,305.67

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Solution

The fourth proportional to 94,325.31, 130,170.65 and 51,305.67 is: 70,802.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,325.31 : 130,170.65 = 51,305.67 : x
  2. Step 2: Convert to fraction form
    94,325.31/130,170.65 = 51,305.67/x
  3. Step 3: Cross multiply
    94,325.31x = 130,170.65 × 51,305.67
  4. Step 4: Simplify right side
    94,325.31x = 6,678,492,156.06
  5. Step 5: Solve for x
    x = 6,678,492,156.06/94,325.31
  6. Step 6: Final answer
    x = 70,802.76

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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.