Home / 112,398.40-167,777.64-98,210.50

Finding the Fourth Proportional to 112,398.40, 167,777.64 and 98,210.50

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Solution

The fourth proportional to 112,398.40, 167,777.64 and 98,210.50 is: 146,599.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,398.40 : 167,777.64 = 98,210.50 : x
  2. Step 2: Convert to fraction form
    112,398.40/167,777.64 = 98,210.50/x
  3. Step 3: Cross multiply
    112,398.40x = 167,777.64 × 98,210.50
  4. Step 4: Simplify right side
    112,398.40x = 16,477,525,913.22
  5. Step 5: Solve for x
    x = 16,477,525,913.22/112,398.40
  6. Step 6: Final answer
    x = 146,599.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.