Home / 163,771.37-245,263.38-93,437.45

Finding the Fourth Proportional to 163,771.37, 245,263.38 and 93,437.45

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Solution

The fourth proportional to 163,771.37, 245,263.38 and 93,437.45 is: 139,931.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,771.37 : 245,263.38 = 93,437.45 : x
  2. Step 2: Convert to fraction form
    163,771.37/245,263.38 = 93,437.45/x
  3. Step 3: Cross multiply
    163,771.37x = 245,263.38 × 93,437.45
  4. Step 4: Simplify right side
    163,771.37x = 22,916,783,579.26
  5. Step 5: Solve for x
    x = 22,916,783,579.26/163,771.37
  6. Step 6: Final answer
    x = 139,931.57

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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.