Home / 152,026.47-209,803.23-94,699.80

Finding the Fourth Proportional to 152,026.47, 209,803.23 and 94,699.80

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Solution

The fourth proportional to 152,026.47, 209,803.23 and 94,699.80 is: 130,689.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,026.47 : 209,803.23 = 94,699.80 : x
  2. Step 2: Convert to fraction form
    152,026.47/209,803.23 = 94,699.80/x
  3. Step 3: Cross multiply
    152,026.47x = 209,803.23 × 94,699.80
  4. Step 4: Simplify right side
    152,026.47x = 19,868,323,920.35
  5. Step 5: Solve for x
    x = 19,868,323,920.35/152,026.47
  6. Step 6: Final answer
    x = 130,689.90

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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.