Home / 191,699.48-264,547.02-105,661.52

Finding the Fourth Proportional to 191,699.48, 264,547.02 and 105,661.52

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Solution

The fourth proportional to 191,699.48, 264,547.02 and 105,661.52 is: 145,813.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,699.48 : 264,547.02 = 105,661.52 : x
  2. Step 2: Convert to fraction form
    191,699.48/264,547.02 = 105,661.52/x
  3. Step 3: Cross multiply
    191,699.48x = 264,547.02 × 105,661.52
  4. Step 4: Simplify right side
    191,699.48x = 27,952,440,244.67
  5. Step 5: Solve for x
    x = 27,952,440,244.67/191,699.48
  6. Step 6: Final answer
    x = 145,813.86

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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.