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Finding the Fourth Proportional to 60,507.84, 90,728.54 and 46,432.74

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Solution

The fourth proportional to 60,507.84, 90,728.54 and 46,432.74 is: 69,623.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,507.84 : 90,728.54 = 46,432.74 : x
  2. Step 2: Convert to fraction form
    60,507.84/90,728.54 = 46,432.74/x
  3. Step 3: Cross multiply
    60,507.84x = 90,728.54 × 46,432.74
  4. Step 4: Simplify right side
    60,507.84x = 4,212,774,708.40
  5. Step 5: Solve for x
    x = 4,212,774,708.40/60,507.84
  6. Step 6: Final answer
    x = 69,623.62

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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.