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Finding the Fourth Proportional to 34,070.84, 51,088.98 and 15,587

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Solution

The fourth proportional to 34,070.84, 51,088.98 and 15,587 is: 23,372.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,070.84 : 51,088.98 = 15,587 : x
  2. Step 2: Convert to fraction form
    34,070.84/51,088.98 = 15,587/x
  3. Step 3: Cross multiply
    34,070.84x = 51,088.98 × 15,587
  4. Step 4: Simplify right side
    34,070.84x = 796,323,931.26
  5. Step 5: Solve for x
    x = 796,323,931.26/34,070.84
  6. Step 6: Final answer
    x = 23,372.59

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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.