Home / 52,386.80-78,587.54-16,836.16

Finding the Fourth Proportional to 52,386.80, 78,587.54 and 16,836.16

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Solution

The fourth proportional to 52,386.80, 78,587.54 and 16,836.16 is: 25,256.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,386.80 : 78,587.54 = 16,836.16 : x
  2. Step 2: Convert to fraction form
    52,386.80/78,587.54 = 16,836.16/x
  3. Step 3: Cross multiply
    52,386.80x = 78,587.54 × 16,836.16
  4. Step 4: Simplify right side
    52,386.80x = 1,323,112,397.45
  5. Step 5: Solve for x
    x = 1,323,112,397.45/52,386.80
  6. Step 6: Final answer
    x = 25,256.60

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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.