Home / 163,328.40-245,014.48-58,148.28

Finding the Fourth Proportional to 163,328.40, 245,014.48 and 58,148.28

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Solution

The fourth proportional to 163,328.40, 245,014.48 and 58,148.28 is: 87,230.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,328.40 : 245,014.48 = 58,148.28 : x
  2. Step 2: Convert to fraction form
    163,328.40/245,014.48 = 58,148.28/x
  3. Step 3: Cross multiply
    163,328.40x = 245,014.48 × 58,148.28
  4. Step 4: Simplify right side
    163,328.40x = 14,247,170,587.09
  5. Step 5: Solve for x
    x = 14,247,170,587.09/163,328.40
  6. Step 6: Final answer
    x = 87,230.21

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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.