Home / 127,457.41-175,895.73-70,101.16

Finding the Fourth Proportional to 127,457.41, 175,895.73 and 70,101.16

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Solution

The fourth proportional to 127,457.41, 175,895.73 and 70,101.16 is: 96,742.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,457.41 : 175,895.73 = 70,101.16 : x
  2. Step 2: Convert to fraction form
    127,457.41/175,895.73 = 70,101.16/x
  3. Step 3: Cross multiply
    127,457.41x = 175,895.73 × 70,101.16
  4. Step 4: Simplify right side
    127,457.41x = 12,330,494,712.05
  5. Step 5: Solve for x
    x = 12,330,494,712.05/127,457.41
  6. Step 6: Final answer
    x = 96,742.08

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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.