Home / 58,457.45-87,695.36-19,005.33

Finding the Fourth Proportional to 58,457.45, 87,695.36 and 19,005.33

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Solution

The fourth proportional to 58,457.45, 87,695.36 and 19,005.33 is: 28,510.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,457.45 : 87,695.36 = 19,005.33 : x
  2. Step 2: Convert to fraction form
    58,457.45/87,695.36 = 19,005.33/x
  3. Step 3: Cross multiply
    58,457.45x = 87,695.36 × 19,005.33
  4. Step 4: Simplify right side
    58,457.45x = 1,666,679,561.37
  5. Step 5: Solve for x
    x = 1,666,679,561.37/58,457.45
  6. Step 6: Final answer
    x = 28,510.99

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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.