Home / 197,779.41-272,929.96-116,106.35

Finding the Fourth Proportional to 197,779.41, 272,929.96 and 116,106.35

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Solution

The fourth proportional to 197,779.41, 272,929.96 and 116,106.35 is: 160,223.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,779.41 : 272,929.96 = 116,106.35 : x
  2. Step 2: Convert to fraction form
    197,779.41/272,929.96 = 116,106.35/x
  3. Step 3: Cross multiply
    197,779.41x = 272,929.96 × 116,106.35
  4. Step 4: Simplify right side
    197,779.41x = 31,688,901,461.25
  5. Step 5: Solve for x
    x = 31,688,901,461.25/197,779.41
  6. Step 6: Final answer
    x = 160,223.46

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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.