Home / 103,946.52-155,881.08-37,368.48

Finding the Fourth Proportional to 103,946.52, 155,881.08 and 37,368.48

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Solution

The fourth proportional to 103,946.52, 155,881.08 and 37,368.48 is: 56,038.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,946.52 : 155,881.08 = 37,368.48 : x
  2. Step 2: Convert to fraction form
    103,946.52/155,881.08 = 37,368.48/x
  3. Step 3: Cross multiply
    103,946.52x = 155,881.08 × 37,368.48
  4. Step 4: Simplify right side
    103,946.52x = 5,825,039,020.36
  5. Step 5: Solve for x
    x = 5,825,039,020.36/103,946.52
  6. Step 6: Final answer
    x = 56,038.81

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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.