Home / 58,953.04-81,428.25-42,794.56

Finding the Fourth Proportional to 58,953.04, 81,428.25 and 42,794.56

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Solution

The fourth proportional to 58,953.04, 81,428.25 and 42,794.56 is: 59,109.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,953.04 : 81,428.25 = 42,794.56 : x
  2. Step 2: Convert to fraction form
    58,953.04/81,428.25 = 42,794.56/x
  3. Step 3: Cross multiply
    58,953.04x = 81,428.25 × 42,794.56
  4. Step 4: Simplify right side
    58,953.04x = 3,484,686,130.32
  5. Step 5: Solve for x
    x = 3,484,686,130.32/58,953.04
  6. Step 6: Final answer
    x = 59,109.52

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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.