Home / 56,585.04-78,089.04-32,709.60

Finding the Fourth Proportional to 56,585.04, 78,089.04 and 32,709.60

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Solution

The fourth proportional to 56,585.04, 78,089.04 and 32,709.60 is: 45,140.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,585.04 : 78,089.04 = 32,709.60 : x
  2. Step 2: Convert to fraction form
    56,585.04/78,089.04 = 32,709.60/x
  3. Step 3: Cross multiply
    56,585.04x = 78,089.04 × 32,709.60
  4. Step 4: Simplify right side
    56,585.04x = 2,554,261,262.78
  5. Step 5: Solve for x
    x = 2,554,261,262.78/56,585.04
  6. Step 6: Final answer
    x = 45,140.22

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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.