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Finding the Fourth Proportional to 152,193.84, 210,045.24 and 88,534.32

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Solution

The fourth proportional to 152,193.84, 210,045.24 and 88,534.32 is: 122,187.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,193.84 : 210,045.24 = 88,534.32 : x
  2. Step 2: Convert to fraction form
    152,193.84/210,045.24 = 88,534.32/x
  3. Step 3: Cross multiply
    152,193.84x = 210,045.24 × 88,534.32
  4. Step 4: Simplify right side
    152,193.84x = 18,596,212,492.64
  5. Step 5: Solve for x
    x = 18,596,212,492.64/152,193.84
  6. Step 6: Final answer
    x = 122,187.68

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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.