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Finding the Fourth Proportional to 213,513.77, 294,637.50 and 118,014.77

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Solution

The fourth proportional to 213,513.77, 294,637.50 and 118,014.77 is: 162,854.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,513.77 : 294,637.50 = 118,014.77 : x
  2. Step 2: Convert to fraction form
    213,513.77/294,637.50 = 118,014.77/x
  3. Step 3: Cross multiply
    213,513.77x = 294,637.50 × 118,014.77
  4. Step 4: Simplify right side
    213,513.77x = 34,771,577,532.47
  5. Step 5: Solve for x
    x = 34,771,577,532.47/213,513.77
  6. Step 6: Final answer
    x = 162,854.03

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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.