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Finding the Fourth Proportional to 58,897.64, 88,345.58 and 21,465.88

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Solution

The fourth proportional to 58,897.64, 88,345.58 and 21,465.88 is: 32,198.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,897.64 : 88,345.58 = 21,465.88 : x
  2. Step 2: Convert to fraction form
    58,897.64/88,345.58 = 21,465.88/x
  3. Step 3: Cross multiply
    58,897.64x = 88,345.58 × 21,465.88
  4. Step 4: Simplify right side
    58,897.64x = 1,896,415,618.81
  5. Step 5: Solve for x
    x = 1,896,415,618.81/58,897.64
  6. Step 6: Final answer
    x = 32,198.50

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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.