Home / 113,844.23-157,206.15-70,897.47

Finding the Fourth Proportional to 113,844.23, 157,206.15 and 70,897.47

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Solution

The fourth proportional to 113,844.23, 157,206.15 and 70,897.47 is: 97,901.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,844.23 : 157,206.15 = 70,897.47 : x
  2. Step 2: Convert to fraction form
    113,844.23/157,206.15 = 70,897.47/x
  3. Step 3: Cross multiply
    113,844.23x = 157,206.15 × 70,897.47
  4. Step 4: Simplify right side
    113,844.23x = 11,145,518,303.44
  5. Step 5: Solve for x
    x = 11,145,518,303.44/113,844.23
  6. Step 6: Final answer
    x = 97,901.48

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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.