Home / 114,683.18-172,081.15-51,547.91

Finding the Fourth Proportional to 114,683.18, 172,081.15 and 51,547.91

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Solution

The fourth proportional to 114,683.18, 172,081.15 and 51,547.91 is: 77,347.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,683.18 : 172,081.15 = 51,547.91 : x
  2. Step 2: Convert to fraction form
    114,683.18/172,081.15 = 51,547.91/x
  3. Step 3: Cross multiply
    114,683.18x = 172,081.15 × 51,547.91
  4. Step 4: Simplify right side
    114,683.18x = 8,870,423,632.90
  5. Step 5: Solve for x
    x = 8,870,423,632.90/114,683.18
  6. Step 6: Final answer
    x = 77,347.21

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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.