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Finding the Fourth Proportional to 104,501.94, 144,193.95 and 62,070.90

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Solution

The fourth proportional to 104,501.94, 144,193.95 and 62,070.90 is: 85,646.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,501.94 : 144,193.95 = 62,070.90 : x
  2. Step 2: Convert to fraction form
    104,501.94/144,193.95 = 62,070.90/x
  3. Step 3: Cross multiply
    104,501.94x = 144,193.95 × 62,070.90
  4. Step 4: Simplify right side
    104,501.94x = 8,950,248,251.06
  5. Step 5: Solve for x
    x = 8,950,248,251.06/104,501.94
  6. Step 6: Final answer
    x = 85,646.72

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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.