Home / 163,823.36-245,839.56-107,776.16

Finding the Fourth Proportional to 163,823.36, 245,839.56 and 107,776.16

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Solution

The fourth proportional to 163,823.36, 245,839.56 and 107,776.16 is: 161,733.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,823.36 : 245,839.56 = 107,776.16 : x
  2. Step 2: Convert to fraction form
    163,823.36/245,839.56 = 107,776.16/x
  3. Step 3: Cross multiply
    163,823.36x = 245,839.56 × 107,776.16
  4. Step 4: Simplify right side
    163,823.36x = 26,495,643,752.89
  5. Step 5: Solve for x
    x = 26,495,643,752.89/163,823.36
  6. Step 6: Final answer
    x = 161,733.00

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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.