Home / 93,828.15-129,483.90-53,547.30

Finding the Fourth Proportional to 93,828.15, 129,483.90 and 53,547.30

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Solution

The fourth proportional to 93,828.15, 129,483.90 and 53,547.30 is: 73,895.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,828.15 : 129,483.90 = 53,547.30 : x
  2. Step 2: Convert to fraction form
    93,828.15/129,483.90 = 53,547.30/x
  3. Step 3: Cross multiply
    93,828.15x = 129,483.90 × 53,547.30
  4. Step 4: Simplify right side
    93,828.15x = 6,933,513,238.47
  5. Step 5: Solve for x
    x = 6,933,513,238.47/93,828.15
  6. Step 6: Final answer
    x = 73,895.87

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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.