Home / 163,683.68-245,535.92-51,368.34

Finding the Fourth Proportional to 163,683.68, 245,535.92 and 51,368.34

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Solution

The fourth proportional to 163,683.68, 245,535.92 and 51,368.34 is: 77,055.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,683.68 : 245,535.92 = 51,368.34 : x
  2. Step 2: Convert to fraction form
    163,683.68/245,535.92 = 51,368.34/x
  3. Step 3: Cross multiply
    163,683.68x = 245,535.92 × 51,368.34
  4. Step 4: Simplify right side
    163,683.68x = 12,612,772,749.19
  5. Step 5: Solve for x
    x = 12,612,772,749.19/163,683.68
  6. Step 6: Final answer
    x = 77,055.77

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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.