Home / 94,860.81-130,916.20-52,427.54

Finding the Fourth Proportional to 94,860.81, 130,916.20 and 52,427.54

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Solution

The fourth proportional to 94,860.81, 130,916.20 and 52,427.54 is: 72,354.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,860.81 : 130,916.20 = 52,427.54 : x
  2. Step 2: Convert to fraction form
    94,860.81/130,916.20 = 52,427.54/x
  3. Step 3: Cross multiply
    94,860.81x = 130,916.20 × 52,427.54
  4. Step 4: Simplify right side
    94,860.81x = 6,863,614,312.15
  5. Step 5: Solve for x
    x = 6,863,614,312.15/94,860.81
  6. Step 6: Final answer
    x = 72,354.58

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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.