Home / 57,155.53-78,895.34-46,526.71

Finding the Fourth Proportional to 57,155.53, 78,895.34 and 46,526.71

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Solution

The fourth proportional to 57,155.53, 78,895.34 and 46,526.71 is: 64,223.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,155.53 : 78,895.34 = 46,526.71 : x
  2. Step 2: Convert to fraction form
    57,155.53/78,895.34 = 46,526.71/x
  3. Step 3: Cross multiply
    57,155.53x = 78,895.34 × 46,526.71
  4. Step 4: Simplify right side
    57,155.53x = 3,670,740,604.53
  5. Step 5: Solve for x
    x = 3,670,740,604.53/57,155.53
  6. Step 6: Final answer
    x = 64,223.72

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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.