Home / 76,417.16-114,547.98-70,760.12

Finding the Fourth Proportional to 76,417.16, 114,547.98 and 70,760.12

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Solution

The fourth proportional to 76,417.16, 114,547.98 and 70,760.12 is: 106,068.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,417.16 : 114,547.98 = 70,760.12 : x
  2. Step 2: Convert to fraction form
    76,417.16/114,547.98 = 70,760.12/x
  3. Step 3: Cross multiply
    76,417.16x = 114,547.98 × 70,760.12
  4. Step 4: Simplify right side
    76,417.16x = 8,105,428,810.56
  5. Step 5: Solve for x
    x = 8,105,428,810.56/76,417.16
  6. Step 6: Final answer
    x = 106,068.18

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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.