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Finding the Fourth Proportional to 101,477.04, 152,218.29 and 45,303.95

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Solution

The fourth proportional to 101,477.04, 152,218.29 and 45,303.95 is: 67,957.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,477.04 : 152,218.29 = 45,303.95 : x
  2. Step 2: Convert to fraction form
    101,477.04/152,218.29 = 45,303.95/x
  3. Step 3: Cross multiply
    101,477.04x = 152,218.29 × 45,303.95
  4. Step 4: Simplify right side
    101,477.04x = 6,896,089,799.25
  5. Step 5: Solve for x
    x = 6,896,089,799.25/101,477.04
  6. Step 6: Final answer
    x = 67,957.14

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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.