Home / 113,801.88-157,050.54-63,510.36

Finding the Fourth Proportional to 113,801.88, 157,050.54 and 63,510.36

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Solution

The fourth proportional to 113,801.88, 157,050.54 and 63,510.36 is: 87,646.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,801.88 : 157,050.54 = 63,510.36 : x
  2. Step 2: Convert to fraction form
    113,801.88/157,050.54 = 63,510.36/x
  3. Step 3: Cross multiply
    113,801.88x = 157,050.54 × 63,510.36
  4. Step 4: Simplify right side
    113,801.88x = 9,974,336,333.59
  5. Step 5: Solve for x
    x = 9,974,336,333.59/113,801.88
  6. Step 6: Final answer
    x = 87,646.50

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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.