Home / 93,987.09-129,701.93-53,713.35

Finding the Fourth Proportional to 93,987.09, 129,701.93 and 53,713.35

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Solution

The fourth proportional to 93,987.09, 129,701.93 and 53,713.35 is: 74,124.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,987.09 : 129,701.93 = 53,713.35 : x
  2. Step 2: Convert to fraction form
    93,987.09/129,701.93 = 53,713.35/x
  3. Step 3: Cross multiply
    93,987.09x = 129,701.93 × 53,713.35
  4. Step 4: Simplify right side
    93,987.09x = 6,966,724,893.20
  5. Step 5: Solve for x
    x = 6,966,724,893.20/93,987.09
  6. Step 6: Final answer
    x = 74,124.27

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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.