Home / 191,542.48-287,330.24-49,386.51

Finding the Fourth Proportional to 191,542.48, 287,330.24 and 49,386.51

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Solution

The fourth proportional to 191,542.48, 287,330.24 and 49,386.51 is: 74,084.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,542.48 : 287,330.24 = 49,386.51 : x
  2. Step 2: Convert to fraction form
    191,542.48/287,330.24 = 49,386.51/x
  3. Step 3: Cross multiply
    191,542.48x = 287,330.24 × 49,386.51
  4. Step 4: Simplify right side
    191,542.48x = 14,190,237,894.53
  5. Step 5: Solve for x
    x = 14,190,237,894.53/191,542.48
  6. Step 6: Final answer
    x = 74,084.03

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1.5x scale

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.