Home / 48,045.04-72,071.40-16,887.28

Finding the Fourth Proportional to 48,045.04, 72,071.40 and 16,887.28

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Solution

The fourth proportional to 48,045.04, 72,071.40 and 16,887.28 is: 25,332.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,045.04 : 72,071.40 = 16,887.28 : x
  2. Step 2: Convert to fraction form
    48,045.04/72,071.40 = 16,887.28/x
  3. Step 3: Cross multiply
    48,045.04x = 72,071.40 × 16,887.28
  4. Step 4: Simplify right side
    48,045.04x = 1,217,089,911.79
  5. Step 5: Solve for x
    x = 1,217,089,911.79/48,045.04
  6. Step 6: Final answer
    x = 25,332.27

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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.