Home / 191,018.23-286,490.28-181,535.15

Finding the Fourth Proportional to 191,018.23, 286,490.28 and 181,535.15

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Solution

The fourth proportional to 191,018.23, 286,490.28 and 181,535.15 is: 272,267.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,018.23 : 286,490.28 = 181,535.15 : x
  2. Step 2: Convert to fraction form
    191,018.23/286,490.28 = 181,535.15/x
  3. Step 3: Cross multiply
    191,018.23x = 286,490.28 × 181,535.15
  4. Step 4: Simplify right side
    191,018.23x = 52,008,055,953.34
  5. Step 5: Solve for x
    x = 52,008,055,953.34/191,018.23
  6. Step 6: Final answer
    x = 272,267.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.