Home / 58,860.90-81,191.60-51,325.32

Finding the Fourth Proportional to 58,860.90, 81,191.60 and 51,325.32

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Solution

The fourth proportional to 58,860.90, 81,191.60 and 51,325.32 is: 70,797.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,860.90 : 81,191.60 = 51,325.32 : x
  2. Step 2: Convert to fraction form
    58,860.90/81,191.60 = 51,325.32/x
  3. Step 3: Cross multiply
    58,860.90x = 81,191.60 × 51,325.32
  4. Step 4: Simplify right side
    58,860.90x = 4,167,184,851.31
  5. Step 5: Solve for x
    x = 4,167,184,851.31/58,860.90
  6. Step 6: Final answer
    x = 70,797.17

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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.