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Finding the Fourth Proportional to 112,041.04, 168,111 and 59,437.64

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Solution

The fourth proportional to 112,041.04, 168,111 and 59,437.64 is: 89,182.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,041.04 : 168,111 = 59,437.64 : x
  2. Step 2: Convert to fraction form
    112,041.04/168,111 = 59,437.64/x
  3. Step 3: Cross multiply
    112,041.04x = 168,111 × 59,437.64
  4. Step 4: Simplify right side
    112,041.04x = 9,992,121,098.04
  5. Step 5: Solve for x
    x = 9,992,121,098.04/112,041.04
  6. Step 6: Final answer
    x = 89,182.69

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1.5x scale

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.