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Finding the Fourth Proportional to 23,678.71, 35,518.06 and 7,038.67

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Solution

The fourth proportional to 23,678.71, 35,518.06 and 7,038.67 is: 10,558.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,678.71 : 35,518.06 = 7,038.67 : x
  2. Step 2: Convert to fraction form
    23,678.71/35,518.06 = 7,038.67/x
  3. Step 3: Cross multiply
    23,678.71x = 35,518.06 × 7,038.67
  4. Step 4: Simplify right side
    23,678.71x = 249,999,903.38
  5. Step 5: Solve for x
    x = 249,999,903.38/23,678.71
  6. Step 6: Final answer
    x = 10,558.00

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.