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Finding the Fourth Proportional to 64,006,868.25, 88,328,730.96 and 34,637,521.32

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Solution

The fourth proportional to 64,006,868.25, 88,328,730.96 and 34,637,521.32 is: 47,799,375.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,006,868.25 : 88,328,730.96 = 34,637,521.32 : x
  2. Step 2: Convert to fraction form
    64,006,868.25/88,328,730.96 = 34,637,521.32/x
  3. Step 3: Cross multiply
    64,006,868.25x = 88,328,730.96 × 34,637,521.32
  4. Step 4: Simplify right side
    64,006,868.25x = 3,059,488,301,795,544
  5. Step 5: Solve for x
    x = 3,059,488,301,795,544/64,006,868.25
  6. Step 6: Final answer
    x = 47,799,375.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.