Home / 352,890.64-529,038.37-153,060.50

Finding the Fourth Proportional to 352,890.64, 529,038.37 and 153,060.50

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Solution

The fourth proportional to 352,890.64, 529,038.37 and 153,060.50 is: 229,461.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,890.64 : 529,038.37 = 153,060.50 : x
  2. Step 2: Convert to fraction form
    352,890.64/529,038.37 = 153,060.50/x
  3. Step 3: Cross multiply
    352,890.64x = 529,038.37 × 153,060.50
  4. Step 4: Simplify right side
    352,890.64x = 80,974,877,431.39
  5. Step 5: Solve for x
    x = 80,974,877,431.39/352,890.64
  6. Step 6: Final answer
    x = 229,461.68

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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.