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Finding the Fourth Proportional to 48,602.79, 72,904.53 and 15,325.53

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Solution

The fourth proportional to 48,602.79, 72,904.53 and 15,325.53 is: 22,988.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,602.79 : 72,904.53 = 15,325.53 : x
  2. Step 2: Convert to fraction form
    48,602.79/72,904.53 = 15,325.53/x
  3. Step 3: Cross multiply
    48,602.79x = 72,904.53 × 15,325.53
  4. Step 4: Simplify right side
    48,602.79x = 1,117,300,561.65
  5. Step 5: Solve for x
    x = 1,117,300,561.65/48,602.79
  6. Step 6: Final answer
    x = 22,988.40

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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.