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Finding the Fourth Proportional to 169,440.16, 233,802.64 and 97,808.80

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Solution

The fourth proportional to 169,440.16, 233,802.64 and 97,808.80 is: 134,961.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,440.16 : 233,802.64 = 97,808.80 : x
  2. Step 2: Convert to fraction form
    169,440.16/233,802.64 = 97,808.80/x
  3. Step 3: Cross multiply
    169,440.16x = 233,802.64 × 97,808.80
  4. Step 4: Simplify right side
    169,440.16x = 22,867,955,655.23
  5. Step 5: Solve for x
    x = 22,867,955,655.23/169,440.16
  6. Step 6: Final answer
    x = 134,961.84

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1.5x scale

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.