Home / 119,538.96-164,607.69-116,886.75

Finding the Fourth Proportional to 119,538.96, 164,607.69 and 116,886.75

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Solution

The fourth proportional to 119,538.96, 164,607.69 and 116,886.75 is: 160,955.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,538.96 : 164,607.69 = 116,886.75 : x
  2. Step 2: Convert to fraction form
    119,538.96/164,607.69 = 116,886.75/x
  3. Step 3: Cross multiply
    119,538.96x = 164,607.69 × 116,886.75
  4. Step 4: Simplify right side
    119,538.96x = 19,240,457,909.11
  5. Step 5: Solve for x
    x = 19,240,457,909.11/119,538.96
  6. Step 6: Final answer
    x = 160,955.54

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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.