Home / 57,681.60-86,522.40-46,017.60

Finding the Fourth Proportional to 57,681.60, 86,522.40 and 46,017.60

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Solution

The fourth proportional to 57,681.60, 86,522.40 and 46,017.60 is: 69,026.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,681.60 : 86,522.40 = 46,017.60 : x
  2. Step 2: Convert to fraction form
    57,681.60/86,522.40 = 46,017.60/x
  3. Step 3: Cross multiply
    57,681.60x = 86,522.40 × 46,017.60
  4. Step 4: Simplify right side
    57,681.60x = 3,981,553,194.24
  5. Step 5: Solve for x
    x = 3,981,553,194.24/57,681.60
  6. Step 6: Final answer
    x = 69,026.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.