Home / 127,463.84-175,899.60-70,875.52

Finding the Fourth Proportional to 127,463.84, 175,899.60 and 70,875.52

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Solution

The fourth proportional to 127,463.84, 175,899.60 and 70,875.52 is: 97,807.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,463.84 : 175,899.60 = 70,875.52 : x
  2. Step 2: Convert to fraction form
    127,463.84/175,899.60 = 70,875.52/x
  3. Step 3: Cross multiply
    127,463.84x = 175,899.60 × 70,875.52
  4. Step 4: Simplify right side
    127,463.84x = 12,466,975,617.79
  5. Step 5: Solve for x
    x = 12,466,975,617.79/127,463.84
  6. Step 6: Final answer
    x = 97,807.94

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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.