Home / 369,238.02-553,807.80-102,976.25

Finding the Fourth Proportional to 369,238.02, 553,807.80 and 102,976.25

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Solution

The fourth proportional to 369,238.02, 553,807.80 and 102,976.25 is: 154,450.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,238.02 : 553,807.80 = 102,976.25 : x
  2. Step 2: Convert to fraction form
    369,238.02/553,807.80 = 102,976.25/x
  3. Step 3: Cross multiply
    369,238.02x = 553,807.80 × 102,976.25
  4. Step 4: Simplify right side
    369,238.02x = 57,029,047,695.71
  5. Step 5: Solve for x
    x = 57,029,047,695.71/369,238.02
  6. Step 6: Final answer
    x = 154,450.64

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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.