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Finding the Fourth Proportional to 46,690.75, 70,036.75 and 15,526.01

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Solution

The fourth proportional to 46,690.75, 70,036.75 and 15,526.01 is: 23,289.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,690.75 : 70,036.75 = 15,526.01 : x
  2. Step 2: Convert to fraction form
    46,690.75/70,036.75 = 15,526.01/x
  3. Step 3: Cross multiply
    46,690.75x = 70,036.75 × 15,526.01
  4. Step 4: Simplify right side
    46,690.75x = 1,087,391,203.24
  5. Step 5: Solve for x
    x = 1,087,391,203.24/46,690.75
  6. Step 6: Final answer
    x = 23,289.22

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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.