Home / 130,683.60-195,946.45-58,623.32

Finding the Fourth Proportional to 130,683.60, 195,946.45 and 58,623.32

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Solution

The fourth proportional to 130,683.60, 195,946.45 and 58,623.32 is: 87,899.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,683.60 : 195,946.45 = 58,623.32 : x
  2. Step 2: Convert to fraction form
    130,683.60/195,946.45 = 58,623.32/x
  3. Step 3: Cross multiply
    130,683.60x = 195,946.45 × 58,623.32
  4. Step 4: Simplify right side
    130,683.60x = 11,487,031,784.52
  5. Step 5: Solve for x
    x = 11,487,031,784.52/130,683.60
  6. Step 6: Final answer
    x = 87,899.57

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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.