Home / 65,931.63-98,897.43-43,788.24

Finding the Fourth Proportional to 65,931.63, 98,897.43 and 43,788.24

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Solution

The fourth proportional to 65,931.63, 98,897.43 and 43,788.24 is: 65,682.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,931.63 : 98,897.43 = 43,788.24 : x
  2. Step 2: Convert to fraction form
    65,931.63/98,897.43 = 43,788.24/x
  3. Step 3: Cross multiply
    65,931.63x = 98,897.43 × 43,788.24
  4. Step 4: Simplify right side
    65,931.63x = 4,330,544,400.22
  5. Step 5: Solve for x
    x = 4,330,544,400.22/65,931.63
  6. Step 6: Final answer
    x = 65,682.35

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1.5x scale

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.