Home / 65,946.90-91,011.18-37,256.61

Finding the Fourth Proportional to 65,946.90, 91,011.18 and 37,256.61

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Solution

The fourth proportional to 65,946.90, 91,011.18 and 37,256.61 is: 51,416.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,946.90 : 91,011.18 = 37,256.61 : x
  2. Step 2: Convert to fraction form
    65,946.90/91,011.18 = 37,256.61/x
  3. Step 3: Cross multiply
    65,946.90x = 91,011.18 × 37,256.61
  4. Step 4: Simplify right side
    65,946.90x = 3,390,768,038.90
  5. Step 5: Solve for x
    x = 3,390,768,038.90/65,946.90
  6. Step 6: Final answer
    x = 51,416.64

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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.