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Finding the Fourth Proportional to 60,308.51, 83,213.07 and 36,430.52

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Solution

The fourth proportional to 60,308.51, 83,213.07 and 36,430.52 is: 50,266.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,308.51 : 83,213.07 = 36,430.52 : x
  2. Step 2: Convert to fraction form
    60,308.51/83,213.07 = 36,430.52/x
  3. Step 3: Cross multiply
    60,308.51x = 83,213.07 × 36,430.52
  4. Step 4: Simplify right side
    60,308.51x = 3,031,495,410.90
  5. Step 5: Solve for x
    x = 3,031,495,410.90/60,308.51
  6. Step 6: Final answer
    x = 50,266.46

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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.