Home / 191,700.45-264,547.71-111,175.74

Finding the Fourth Proportional to 191,700.45, 264,547.71 and 111,175.74

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Solution

The fourth proportional to 191,700.45, 264,547.71 and 111,175.74 is: 153,423.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,700.45 : 264,547.71 = 111,175.74 : x
  2. Step 2: Convert to fraction form
    191,700.45/264,547.71 = 111,175.74/x
  3. Step 3: Cross multiply
    191,700.45x = 264,547.71 × 111,175.74
  4. Step 4: Simplify right side
    191,700.45x = 29,411,287,424.56
  5. Step 5: Solve for x
    x = 29,411,287,424.56/191,700.45
  6. Step 6: Final answer
    x = 153,423.15

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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.