Home / 178,555.63-246,417.69-118,021.32

Finding the Fourth Proportional to 178,555.63, 246,417.69 and 118,021.32

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Solution

The fourth proportional to 178,555.63, 246,417.69 and 118,021.32 is: 162,876.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,555.63 : 246,417.69 = 118,021.32 : x
  2. Step 2: Convert to fraction form
    178,555.63/246,417.69 = 118,021.32/x
  3. Step 3: Cross multiply
    178,555.63x = 246,417.69 × 118,021.32
  4. Step 4: Simplify right side
    178,555.63x = 29,082,541,045.15
  5. Step 5: Solve for x
    x = 29,082,541,045.15/178,555.63
  6. Step 6: Final answer
    x = 162,876.64

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1.5x scale

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.