Home / 55,729.76-83,530.23-25,681.16

Finding the Fourth Proportional to 55,729.76, 83,530.23 and 25,681.16

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Solution

The fourth proportional to 55,729.76, 83,530.23 and 25,681.16 is: 38,492.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,729.76 : 83,530.23 = 25,681.16 : x
  2. Step 2: Convert to fraction form
    55,729.76/83,530.23 = 25,681.16/x
  3. Step 3: Cross multiply
    55,729.76x = 83,530.23 × 25,681.16
  4. Step 4: Simplify right side
    55,729.76x = 2,145,153,410.29
  5. Step 5: Solve for x
    x = 2,145,153,410.29/55,729.76
  6. Step 6: Final answer
    x = 38,492.07

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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.