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Finding the Fourth Proportional to 101,361,807.04, 139,994,767 and 68,710,072

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Solution

The fourth proportional to 101,361,807.04, 139,994,767 and 68,710,072 is: 94,898,175.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,361,807.04 : 139,994,767 = 68,710,072 : x
  2. Step 2: Convert to fraction form
    101,361,807.04/139,994,767 = 68,710,072/x
  3. Step 3: Cross multiply
    101,361,807.04x = 139,994,767 × 68,710,072
  4. Step 4: Simplify right side
    101,361,807.04x = 9,619,050,520,193,224
  5. Step 5: Solve for x
    x = 9,619,050,520,193,224/101,361,807.04
  6. Step 6: Final answer
    x = 94,898,175.17

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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.