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Finding the Fourth Proportional to 201,673.70, 301,854.45 and 157,058.90

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Solution

The fourth proportional to 201,673.70, 301,854.45 and 157,058.90 is: 235,077.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,673.70 : 301,854.45 = 157,058.90 : x
  2. Step 2: Convert to fraction form
    201,673.70/301,854.45 = 157,058.90/x
  3. Step 3: Cross multiply
    201,673.70x = 301,854.45 × 157,058.90
  4. Step 4: Simplify right side
    201,673.70x = 47,408,927,877.11
  5. Step 5: Solve for x
    x = 47,408,927,877.11/201,673.70
  6. Step 6: Final answer
    x = 235,077.39

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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.