Home / 37,071.04-51,158.64-20,302.96

Finding the Fourth Proportional to 37,071.04, 51,158.64 and 20,302.96

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Solution

The fourth proportional to 37,071.04, 51,158.64 and 20,302.96 is: 28,018.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,071.04 : 51,158.64 = 20,302.96 : x
  2. Step 2: Convert to fraction form
    37,071.04/51,158.64 = 20,302.96/x
  3. Step 3: Cross multiply
    37,071.04x = 51,158.64 × 20,302.96
  4. Step 4: Simplify right side
    37,071.04x = 1,038,671,821.57
  5. Step 5: Solve for x
    x = 1,038,671,821.57/37,071.04
  6. Step 6: Final answer
    x = 28,018.42

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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.