Home / 112,064.40-154,581.48-88,153.20

Finding the Fourth Proportional to 112,064.40, 154,581.48 and 88,153.20

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Solution

The fourth proportional to 112,064.40, 154,581.48 and 88,153.20 is: 121,598.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,064.40 : 154,581.48 = 88,153.20 : x
  2. Step 2: Convert to fraction form
    112,064.40/154,581.48 = 88,153.20/x
  3. Step 3: Cross multiply
    112,064.40x = 154,581.48 × 88,153.20
  4. Step 4: Simplify right side
    112,064.40x = 13,626,852,122.74
  5. Step 5: Solve for x
    x = 13,626,852,122.74/112,064.40
  6. Step 6: Final answer
    x = 121,598.40

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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.