Home / 127,617.36-176,113.29-70,262.46

Finding the Fourth Proportional to 127,617.36, 176,113.29 and 70,262.46

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Solution

The fourth proportional to 127,617.36, 176,113.29 and 70,262.46 is: 96,962.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,617.36 : 176,113.29 = 70,262.46 : x
  2. Step 2: Convert to fraction form
    127,617.36/176,113.29 = 70,262.46/x
  3. Step 3: Cross multiply
    127,617.36x = 176,113.29 × 70,262.46
  4. Step 4: Simplify right side
    127,617.36x = 12,374,152,994.09
  5. Step 5: Solve for x
    x = 12,374,152,994.09/127,617.36
  6. Step 6: Final answer
    x = 96,962.93

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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.