Home / 156,916.04-235,368.54-51,732.20

Finding the Fourth Proportional to 156,916.04, 235,368.54 and 51,732.20

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Solution

The fourth proportional to 156,916.04, 235,368.54 and 51,732.20 is: 77,596.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,916.04 : 235,368.54 = 51,732.20 : x
  2. Step 2: Convert to fraction form
    156,916.04/235,368.54 = 51,732.20/x
  3. Step 3: Cross multiply
    156,916.04x = 235,368.54 × 51,732.20
  4. Step 4: Simplify right side
    156,916.04x = 12,176,132,384.99
  5. Step 5: Solve for x
    x = 12,176,132,384.99/156,916.04
  6. Step 6: Final answer
    x = 77,596.48

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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.