Home / 114,543.02-158,074.68-71,547.96

Finding the Fourth Proportional to 114,543.02, 158,074.68 and 71,547.96

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Solution

The fourth proportional to 114,543.02, 158,074.68 and 71,547.96 is: 98,739.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,543.02 : 158,074.68 = 71,547.96 : x
  2. Step 2: Convert to fraction form
    114,543.02/158,074.68 = 71,547.96/x
  3. Step 3: Cross multiply
    114,543.02x = 158,074.68 × 71,547.96
  4. Step 4: Simplify right side
    114,543.02x = 11,309,920,881.65
  5. Step 5: Solve for x
    x = 11,309,920,881.65/114,543.02
  6. Step 6: Final answer
    x = 98,739.50

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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.