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Finding the Fourth Proportional to 173,629.40, 260,444.10 and 48,970.40

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Solution

The fourth proportional to 173,629.40, 260,444.10 and 48,970.40 is: 73,455.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,629.40 : 260,444.10 = 48,970.40 : x
  2. Step 2: Convert to fraction form
    173,629.40/260,444.10 = 48,970.40/x
  3. Step 3: Cross multiply
    173,629.40x = 260,444.10 × 48,970.40
  4. Step 4: Simplify right side
    173,629.40x = 12,754,051,754.64
  5. Step 5: Solve for x
    x = 12,754,051,754.64/173,629.40
  6. Step 6: Final answer
    x = 73,455.60

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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.