Home / 272,023.77-375,368.91-151,157.40

Finding the Fourth Proportional to 272,023.77, 375,368.91 and 151,157.40

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Solution

The fourth proportional to 272,023.77, 375,368.91 and 151,157.40 is: 208,583.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,023.77 : 375,368.91 = 151,157.40 : x
  2. Step 2: Convert to fraction form
    272,023.77/375,368.91 = 151,157.40/x
  3. Step 3: Cross multiply
    272,023.77x = 375,368.91 × 151,157.40
  4. Step 4: Simplify right side
    272,023.77x = 56,739,788,476.43
  5. Step 5: Solve for x
    x = 56,739,788,476.43/272,023.77
  6. Step 6: Final answer
    x = 208,583.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.