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Finding the Fourth Proportional to 173,970.16, 240,074.72 and 102,354.80

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Solution

The fourth proportional to 173,970.16, 240,074.72 and 102,354.80 is: 141,247.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,970.16 : 240,074.72 = 102,354.80 : x
  2. Step 2: Convert to fraction form
    173,970.16/240,074.72 = 102,354.80/x
  3. Step 3: Cross multiply
    173,970.16x = 240,074.72 × 102,354.80
  4. Step 4: Simplify right side
    173,970.16x = 24,572,799,950.66
  5. Step 5: Solve for x
    x = 24,572,799,950.66/173,970.16
  6. Step 6: Final answer
    x = 141,247.21

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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.