Home / 151,037.40-208,379.73-93,656.04

Finding the Fourth Proportional to 151,037.40, 208,379.73 and 93,656.04

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Solution

The fourth proportional to 151,037.40, 208,379.73 and 93,656.04 is: 129,213.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,037.40 : 208,379.73 = 93,656.04 : x
  2. Step 2: Convert to fraction form
    151,037.40/208,379.73 = 93,656.04/x
  3. Step 3: Cross multiply
    151,037.40x = 208,379.73 × 93,656.04
  4. Step 4: Simplify right side
    151,037.40x = 19,516,020,328.07
  5. Step 5: Solve for x
    x = 19,516,020,328.07/151,037.40
  6. Step 6: Final answer
    x = 129,213.16

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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.