Home / 156,904.65-235,356.98-57,068.10

Finding the Fourth Proportional to 156,904.65, 235,356.98 and 57,068.10

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Solution

The fourth proportional to 156,904.65, 235,356.98 and 57,068.10 is: 85,602.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,904.65 : 235,356.98 = 57,068.10 : x
  2. Step 2: Convert to fraction form
    156,904.65/235,356.98 = 57,068.10/x
  3. Step 3: Cross multiply
    156,904.65x = 235,356.98 × 57,068.10
  4. Step 4: Simplify right side
    156,904.65x = 13,431,375,385.00
  5. Step 5: Solve for x
    x = 13,431,375,385.00/156,904.65
  6. Step 6: Final answer
    x = 85,602.15

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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.