Home / 191,759.04-287,641.44-51,537.60

Finding the Fourth Proportional to 191,759.04, 287,641.44 and 51,537.60

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Solution

The fourth proportional to 191,759.04, 287,641.44 and 51,537.60 is: 77,307.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,759.04 : 287,641.44 = 51,537.60 : x
  2. Step 2: Convert to fraction form
    191,759.04/287,641.44 = 51,537.60/x
  3. Step 3: Cross multiply
    191,759.04x = 287,641.44 × 51,537.60
  4. Step 4: Simplify right side
    191,759.04x = 14,824,349,478.14
  5. Step 5: Solve for x
    x = 14,824,349,478.14/191,759.04
  6. Step 6: Final answer
    x = 77,307.17

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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.