Home / 42,979.76-59,312.16-23,859.81

Finding the Fourth Proportional to 42,979.76, 59,312.16 and 23,859.81

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Solution

The fourth proportional to 42,979.76, 59,312.16 and 23,859.81 is: 32,926.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,979.76 : 59,312.16 = 23,859.81 : x
  2. Step 2: Convert to fraction form
    42,979.76/59,312.16 = 23,859.81/x
  3. Step 3: Cross multiply
    42,979.76x = 59,312.16 × 23,859.81
  4. Step 4: Simplify right side
    42,979.76x = 1,415,176,868.29
  5. Step 5: Solve for x
    x = 1,415,176,868.29/42,979.76
  6. Step 6: Final answer
    x = 32,926.59

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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.