Home / 104,457.93-144,151.16-56,710.05

Finding the Fourth Proportional to 104,457.93, 144,151.16 and 56,710.05

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Solution

The fourth proportional to 104,457.93, 144,151.16 and 56,710.05 is: 78,259.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,457.93 : 144,151.16 = 56,710.05 : x
  2. Step 2: Convert to fraction form
    104,457.93/144,151.16 = 56,710.05/x
  3. Step 3: Cross multiply
    104,457.93x = 144,151.16 × 56,710.05
  4. Step 4: Simplify right side
    104,457.93x = 8,174,819,491.16
  5. Step 5: Solve for x
    x = 8,174,819,491.16/104,457.93
  6. Step 6: Final answer
    x = 78,259.44

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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.