Home / 109,838.16-151,572.60-59,536.08

Finding the Fourth Proportional to 109,838.16, 151,572.60 and 59,536.08

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Solution

The fourth proportional to 109,838.16, 151,572.60 and 59,536.08 is: 82,157.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,838.16 : 151,572.60 = 59,536.08 : x
  2. Step 2: Convert to fraction form
    109,838.16/151,572.60 = 59,536.08/x
  3. Step 3: Cross multiply
    109,838.16x = 151,572.60 × 59,536.08
  4. Step 4: Simplify right side
    109,838.16x = 9,024,038,439.41
  5. Step 5: Solve for x
    x = 9,024,038,439.41/109,838.16
  6. Step 6: Final answer
    x = 82,157.59

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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.