Home / 113,838.23-157,106.16-62,856.02

Finding the Fourth Proportional to 113,838.23, 157,106.16 and 62,856.02

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Solution

The fourth proportional to 113,838.23, 157,106.16 and 62,856.02 is: 86,746.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,838.23 : 157,106.16 = 62,856.02 : x
  2. Step 2: Convert to fraction form
    113,838.23/157,106.16 = 62,856.02/x
  3. Step 3: Cross multiply
    113,838.23x = 157,106.16 × 62,856.02
  4. Step 4: Simplify right side
    113,838.23x = 9,875,068,327.85
  5. Step 5: Solve for x
    x = 9,875,068,327.85/113,838.23
  6. Step 6: Final answer
    x = 86,746.50

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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.