Home / 65,316.08-90,130.92-37,024.40

Finding the Fourth Proportional to 65,316.08, 90,130.92 and 37,024.40

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Solution

The fourth proportional to 65,316.08, 90,130.92 and 37,024.40 is: 51,090.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,316.08 : 90,130.92 = 37,024.40 : x
  2. Step 2: Convert to fraction form
    65,316.08/90,130.92 = 37,024.40/x
  3. Step 3: Cross multiply
    65,316.08x = 90,130.92 × 37,024.40
  4. Step 4: Simplify right side
    65,316.08x = 3,337,043,234.45
  5. Step 5: Solve for x
    x = 3,337,043,234.45/65,316.08
  6. Step 6: Final answer
    x = 51,090.68

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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.