Home / 124,368.39-171,628.96-70,656.36

Finding the Fourth Proportional to 124,368.39, 171,628.96 and 70,656.36

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Solution

The fourth proportional to 124,368.39, 171,628.96 and 70,656.36 is: 97,506.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,368.39 : 171,628.96 = 70,656.36 : x
  2. Step 2: Convert to fraction form
    124,368.39/171,628.96 = 70,656.36/x
  3. Step 3: Cross multiply
    124,368.39x = 171,628.96 × 70,656.36
  4. Step 4: Simplify right side
    124,368.39x = 12,126,677,166.13
  5. Step 5: Solve for x
    x = 12,126,677,166.13/124,368.39
  6. Step 6: Final answer
    x = 97,506.10

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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.